Home / 109,077.40-150,524.22-71,350.84

Finding the Fourth Proportional to 109,077.40, 150,524.22 and 71,350.84

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Solution

The fourth proportional to 109,077.40, 150,524.22 and 71,350.84 is: 98,462.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,077.40 : 150,524.22 = 71,350.84 : x
  2. Step 2: Convert to fraction form
    109,077.40/150,524.22 = 71,350.84/x
  3. Step 3: Cross multiply
    109,077.40x = 150,524.22 × 71,350.84
  4. Step 4: Simplify right side
    109,077.40x = 10,740,029,537.34
  5. Step 5: Solve for x
    x = 10,740,029,537.34/109,077.40
  6. Step 6: Final answer
    x = 98,462.46

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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.