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Finding the Fourth Proportional to 60,306.60, 90,499.86 and 25,246.20

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Solution

The fourth proportional to 60,306.60, 90,499.86 and 25,246.20 is: 37,886.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,306.60 : 90,499.86 = 25,246.20 : x
  2. Step 2: Convert to fraction form
    60,306.60/90,499.86 = 25,246.20/x
  3. Step 3: Cross multiply
    60,306.60x = 90,499.86 × 25,246.20
  4. Step 4: Simplify right side
    60,306.60x = 2,284,777,565.53
  5. Step 5: Solve for x
    x = 2,284,777,565.53/60,306.60
  6. Step 6: Final answer
    x = 37,886.03

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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.