Home / 165,163.28-227,925.13-93,557.11

Finding the Fourth Proportional to 165,163.28, 227,925.13 and 93,557.11

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Solution

The fourth proportional to 165,163.28, 227,925.13 and 93,557.11 is: 129,108.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,163.28 : 227,925.13 = 93,557.11 : x
  2. Step 2: Convert to fraction form
    165,163.28/227,925.13 = 93,557.11/x
  3. Step 3: Cross multiply
    165,163.28x = 227,925.13 × 93,557.11
  4. Step 4: Simplify right side
    165,163.28x = 21,324,016,459.17
  5. Step 5: Solve for x
    x = 21,324,016,459.17/165,163.28
  6. Step 6: Final answer
    x = 129,108.70

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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.