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Finding the Fourth Proportional to 48,531.99, 72,797.94 and 15,254.97

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Solution

The fourth proportional to 48,531.99, 72,797.94 and 15,254.97 is: 22,882.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,531.99 : 72,797.94 = 15,254.97 : x
  2. Step 2: Convert to fraction form
    48,531.99/72,797.94 = 15,254.97/x
  3. Step 3: Cross multiply
    48,531.99x = 72,797.94 × 15,254.97
  4. Step 4: Simplify right side
    48,531.99x = 1,110,530,117.77
  5. Step 5: Solve for x
    x = 1,110,530,117.77/48,531.99
  6. Step 6: Final answer
    x = 22,882.43

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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.