Home / 93,691.38-129,336.30-59,745.42

Finding the Fourth Proportional to 93,691.38, 129,336.30 and 59,745.42

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Solution

The fourth proportional to 93,691.38, 129,336.30 and 59,745.42 is: 82,475.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,691.38 : 129,336.30 = 59,745.42 : x
  2. Step 2: Convert to fraction form
    93,691.38/129,336.30 = 59,745.42/x
  3. Step 3: Cross multiply
    93,691.38x = 129,336.30 × 59,745.42
  4. Step 4: Simplify right side
    93,691.38x = 7,727,251,564.75
  5. Step 5: Solve for x
    x = 7,727,251,564.75/93,691.38
  6. Step 6: Final answer
    x = 82,475.59

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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.