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Finding the Fourth Proportional to 59,854.80, 89,782.19 and 15,486.03

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Solution

The fourth proportional to 59,854.80, 89,782.19 and 15,486.03 is: 23,229.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,854.80 : 89,782.19 = 15,486.03 : x
  2. Step 2: Convert to fraction form
    59,854.80/89,782.19 = 15,486.03/x
  3. Step 3: Cross multiply
    59,854.80x = 89,782.19 × 15,486.03
  4. Step 4: Simplify right side
    59,854.80x = 1,390,369,610.38
  5. Step 5: Solve for x
    x = 1,390,369,610.38/59,854.80
  6. Step 6: Final answer
    x = 23,229.04

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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.