Home / 109,500.39-151,110.72-59,199.39

Finding the Fourth Proportional to 109,500.39, 151,110.72 and 59,199.39

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Solution

The fourth proportional to 109,500.39, 151,110.72 and 59,199.39 is: 81,695.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,500.39 : 151,110.72 = 59,199.39 : x
  2. Step 2: Convert to fraction form
    109,500.39/151,110.72 = 59,199.39/x
  3. Step 3: Cross multiply
    109,500.39x = 151,110.72 × 59,199.39
  4. Step 4: Simplify right side
    109,500.39x = 8,945,662,446.46
  5. Step 5: Solve for x
    x = 8,945,662,446.46/109,500.39
  6. Step 6: Final answer
    x = 81,695.26

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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.