Home / 109,550.76-151,180.20-59,249.76

Finding the Fourth Proportional to 109,550.76, 151,180.20 and 59,249.76

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Solution

The fourth proportional to 109,550.76, 151,180.20 and 59,249.76 is: 81,764.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,550.76 : 151,180.20 = 59,249.76 : x
  2. Step 2: Convert to fraction form
    109,550.76/151,180.20 = 59,249.76/x
  3. Step 3: Cross multiply
    109,550.76x = 151,180.20 × 59,249.76
  4. Step 4: Simplify right side
    109,550.76x = 8,957,390,566.75
  5. Step 5: Solve for x
    x = 8,957,390,566.75/109,550.76
  6. Step 6: Final answer
    x = 81,764.75

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Half scale
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Double scale
Find fourth proportional to 109,551.76, 151,181.58 and 59,250.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.