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Finding the Fourth Proportional to 59,041.80, 88,562.70 and 55,816.20

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Solution

The fourth proportional to 59,041.80, 88,562.70 and 55,816.20 is: 83,724.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,041.80 : 88,562.70 = 55,816.20 : x
  2. Step 2: Convert to fraction form
    59,041.80/88,562.70 = 55,816.20/x
  3. Step 3: Cross multiply
    59,041.80x = 88,562.70 × 55,816.20
  4. Step 4: Simplify right side
    59,041.80x = 4,943,233,375.74
  5. Step 5: Solve for x
    x = 4,943,233,375.74/59,041.80
  6. Step 6: Final answer
    x = 83,724.30

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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.