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Finding the Fourth Proportional to 59,102.80, 88,508.40 and 44,231.20

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Solution

The fourth proportional to 59,102.80, 88,508.40 and 44,231.20 is: 66,237.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,102.80 : 88,508.40 = 44,231.20 : x
  2. Step 2: Convert to fraction form
    59,102.80/88,508.40 = 44,231.20/x
  3. Step 3: Cross multiply
    59,102.80x = 88,508.40 × 44,231.20
  4. Step 4: Simplify right side
    59,102.80x = 3,914,832,742.08
  5. Step 5: Solve for x
    x = 3,914,832,742.08/59,102.80
  6. Step 6: Final answer
    x = 66,237.69

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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.