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Finding the Fourth Proportional to 59,736.88, 89,542.74 and 22,281.88

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Solution

The fourth proportional to 59,736.88, 89,542.74 and 22,281.88 is: 33,399.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,736.88 : 89,542.74 = 22,281.88 : x
  2. Step 2: Convert to fraction form
    59,736.88/89,542.74 = 22,281.88/x
  3. Step 3: Cross multiply
    59,736.88x = 89,542.74 × 22,281.88
  4. Step 4: Simplify right side
    59,736.88x = 1,995,180,587.55
  5. Step 5: Solve for x
    x = 1,995,180,587.55/59,736.88
  6. Step 6: Final answer
    x = 33,399.48

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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.