Home / 156,331.74-234,495.51-38,002.74

Finding the Fourth Proportional to 156,331.74, 234,495.51 and 38,002.74

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Solution

The fourth proportional to 156,331.74, 234,495.51 and 38,002.74 is: 57,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,331.74 : 234,495.51 = 38,002.74 : x
  2. Step 2: Convert to fraction form
    156,331.74/234,495.51 = 38,002.74/x
  3. Step 3: Cross multiply
    156,331.74x = 234,495.51 × 38,002.74
  4. Step 4: Simplify right side
    156,331.74x = 8,911,471,897.70
  5. Step 5: Solve for x
    x = 8,911,471,897.70/156,331.74
  6. Step 6: Final answer
    x = 57,003.60

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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.