Home / 156,747.30-234,960.09-61,939.10

Finding the Fourth Proportional to 156,747.30, 234,960.09 and 61,939.10

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Solution

The fourth proportional to 156,747.30, 234,960.09 and 61,939.10 is: 92,845.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,747.30 : 234,960.09 = 61,939.10 : x
  2. Step 2: Convert to fraction form
    156,747.30/234,960.09 = 61,939.10/x
  3. Step 3: Cross multiply
    156,747.30x = 234,960.09 × 61,939.10
  4. Step 4: Simplify right side
    156,747.30x = 14,553,215,335.72
  5. Step 5: Solve for x
    x = 14,553,215,335.72/156,747.30
  6. Step 6: Final answer
    x = 92,845.08

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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.