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Finding the Fourth Proportional to 59,982.48, 89,833.59 and 47,418.12

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Solution

The fourth proportional to 59,982.48, 89,833.59 and 47,418.12 is: 71,016.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,982.48 : 89,833.59 = 47,418.12 : x
  2. Step 2: Convert to fraction form
    59,982.48/89,833.59 = 47,418.12/x
  3. Step 3: Cross multiply
    59,982.48x = 89,833.59 × 47,418.12
  4. Step 4: Simplify right side
    59,982.48x = 4,259,739,950.65
  5. Step 5: Solve for x
    x = 4,259,739,950.65/59,982.48
  6. Step 6: Final answer
    x = 71,016.40

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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.