Home / 98,856.92-148,284.23-39,691.55

Finding the Fourth Proportional to 98,856.92, 148,284.23 and 39,691.55

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Solution

The fourth proportional to 98,856.92, 148,284.23 and 39,691.55 is: 59,536.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,856.92 : 148,284.23 = 39,691.55 : x
  2. Step 2: Convert to fraction form
    98,856.92/148,284.23 = 39,691.55/x
  3. Step 3: Cross multiply
    98,856.92x = 148,284.23 × 39,691.55
  4. Step 4: Simplify right side
    98,856.92x = 5,885,629,989.38
  5. Step 5: Solve for x
    x = 5,885,629,989.38/98,856.92
  6. Step 6: Final answer
    x = 59,536.86

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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.