Home / 156,337.29-234,819.75-93,280.47

Finding the Fourth Proportional to 156,337.29, 234,819.75 and 93,280.47

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Solution

The fourth proportional to 156,337.29, 234,819.75 and 93,280.47 is: 140,107.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,337.29 : 234,819.75 = 93,280.47 : x
  2. Step 2: Convert to fraction form
    156,337.29/234,819.75 = 93,280.47/x
  3. Step 3: Cross multiply
    156,337.29x = 234,819.75 × 93,280.47
  4. Step 4: Simplify right side
    156,337.29x = 21,904,096,645.28
  5. Step 5: Solve for x
    x = 21,904,096,645.28/156,337.29
  6. Step 6: Final answer
    x = 140,107.95

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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.