Home / 156,878.19-234,735.91-93,732.66

Finding the Fourth Proportional to 156,878.19, 234,735.91 and 93,732.66

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Solution

The fourth proportional to 156,878.19, 234,735.91 and 93,732.66 is: 140,251.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,878.19 : 234,735.91 = 93,732.66 : x
  2. Step 2: Convert to fraction form
    156,878.19/234,735.91 = 93,732.66/x
  3. Step 3: Cross multiply
    156,878.19x = 234,735.91 × 93,732.66
  4. Step 4: Simplify right side
    156,878.19x = 22,002,421,007.49
  5. Step 5: Solve for x
    x = 22,002,421,007.49/156,878.19
  6. Step 6: Final answer
    x = 140,251.62

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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.