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Finding the Fourth Proportional to 58,540.60, 87,815.70 and 25,262.20

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Solution

The fourth proportional to 58,540.60, 87,815.70 and 25,262.20 is: 37,895.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,540.60 : 87,815.70 = 25,262.20 : x
  2. Step 2: Convert to fraction form
    58,540.60/87,815.70 = 25,262.20/x
  3. Step 3: Cross multiply
    58,540.60x = 87,815.70 × 25,262.20
  4. Step 4: Simplify right side
    58,540.60x = 2,218,417,776.54
  5. Step 5: Solve for x
    x = 2,218,417,776.54/58,540.60
  6. Step 6: Final answer
    x = 37,895.37

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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.