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Finding the Fourth Proportional to 59,907.48, 89,861.48 and 15,531.08

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Solution

The fourth proportional to 59,907.48, 89,861.48 and 15,531.08 is: 23,296.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,907.48 : 89,861.48 = 15,531.08 : x
  2. Step 2: Convert to fraction form
    59,907.48/89,861.48 = 15,531.08/x
  3. Step 3: Cross multiply
    59,907.48x = 89,861.48 × 15,531.08
  4. Step 4: Simplify right side
    59,907.48x = 1,395,645,834.80
  5. Step 5: Solve for x
    x = 1,395,645,834.80/59,907.48
  6. Step 6: Final answer
    x = 23,296.69

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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.