Home / 156,650.71-234,985.20-44,321.53

Finding the Fourth Proportional to 156,650.71, 234,985.20 and 44,321.53

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Solution

The fourth proportional to 156,650.71, 234,985.20 and 44,321.53 is: 66,484.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,650.71 : 234,985.20 = 44,321.53 : x
  2. Step 2: Convert to fraction form
    156,650.71/234,985.20 = 44,321.53/x
  3. Step 3: Cross multiply
    156,650.71x = 234,985.20 × 44,321.53
  4. Step 4: Simplify right side
    156,650.71x = 10,414,902,397.09
  5. Step 5: Solve for x
    x = 10,414,902,397.09/156,650.71
  6. Step 6: Final answer
    x = 66,484.87

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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.