Home / 151,691.52-227,352.78-107,331.12

Finding the Fourth Proportional to 151,691.52, 227,352.78 and 107,331.12

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Solution

The fourth proportional to 151,691.52, 227,352.78 and 107,331.12 is: 160,866.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,691.52 : 227,352.78 = 107,331.12 : x
  2. Step 2: Convert to fraction form
    151,691.52/227,352.78 = 107,331.12/x
  3. Step 3: Cross multiply
    151,691.52x = 227,352.78 × 107,331.12
  4. Step 4: Simplify right side
    151,691.52x = 24,402,028,512.51
  5. Step 5: Solve for x
    x = 24,402,028,512.51/151,691.52
  6. Step 6: Final answer
    x = 160,866.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.