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Finding the Fourth Proportional to 59,879.64, 89,819.19 and 15,502.62

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Solution

The fourth proportional to 59,879.64, 89,819.19 and 15,502.62 is: 23,253.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,879.64 : 89,819.19 = 15,502.62 : x
  2. Step 2: Convert to fraction form
    59,879.64/89,819.19 = 15,502.62/x
  3. Step 3: Cross multiply
    59,879.64x = 89,819.19 × 15,502.62
  4. Step 4: Simplify right side
    59,879.64x = 1,392,432,771.28
  5. Step 5: Solve for x
    x = 1,392,432,771.28/59,879.64
  6. Step 6: Final answer
    x = 23,253.86

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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.