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Finding the Fourth Proportional to 59,324.80, 88,987.20 and 34,355.20

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Solution

The fourth proportional to 59,324.80, 88,987.20 and 34,355.20 is: 51,532.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,324.80 : 88,987.20 = 34,355.20 : x
  2. Step 2: Convert to fraction form
    59,324.80/88,987.20 = 34,355.20/x
  3. Step 3: Cross multiply
    59,324.80x = 88,987.20 × 34,355.20
  4. Step 4: Simplify right side
    59,324.80x = 3,057,173,053.44
  5. Step 5: Solve for x
    x = 3,057,173,053.44/59,324.80
  6. Step 6: Final answer
    x = 51,532.80

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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.