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Finding the Fourth Proportional to 59,654.80, 89,480.14 and 15,281.99

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Solution

The fourth proportional to 59,654.80, 89,480.14 and 15,281.99 is: 22,922.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,654.80 : 89,480.14 = 15,281.99 : x
  2. Step 2: Convert to fraction form
    59,654.80/89,480.14 = 15,281.99/x
  3. Step 3: Cross multiply
    59,654.80x = 89,480.14 × 15,281.99
  4. Step 4: Simplify right side
    59,654.80x = 1,367,434,604.68
  5. Step 5: Solve for x
    x = 1,367,434,604.68/59,654.80
  6. Step 6: Final answer
    x = 22,922.46

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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.