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Finding the Fourth Proportional to 123,925.08, 185,876.22 and 40,819.08

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Solution

The fourth proportional to 123,925.08, 185,876.22 and 40,819.08 is: 61,224.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,925.08 : 185,876.22 = 40,819.08 : x
  2. Step 2: Convert to fraction form
    123,925.08/185,876.22 = 40,819.08/x
  3. Step 3: Cross multiply
    123,925.08x = 185,876.22 × 40,819.08
  4. Step 4: Simplify right side
    123,925.08x = 7,587,296,294.28
  5. Step 5: Solve for x
    x = 7,587,296,294.28/123,925.08
  6. Step 6: Final answer
    x = 61,224.87

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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.