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Finding the Fourth Proportional to 125,746.78, 188,617.43 and 59,150.00

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Solution

The fourth proportional to 125,746.78, 188,617.43 and 59,150.00 is: 88,723.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,746.78 : 188,617.43 = 59,150.00 : x
  2. Step 2: Convert to fraction form
    125,746.78/188,617.43 = 59,150.00/x
  3. Step 3: Cross multiply
    125,746.78x = 188,617.43 × 59,150.00
  4. Step 4: Simplify right side
    125,746.78x = 11,156,720,189.29
  5. Step 5: Solve for x
    x = 11,156,720,189.29/125,746.78
  6. Step 6: Final answer
    x = 88,723.71

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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.