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Finding the Fourth Proportional to 59,220.87, 81,722.48 and 32,363.70

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Solution

The fourth proportional to 59,220.87, 81,722.48 and 32,363.70 is: 44,660.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,220.87 : 81,722.48 = 32,363.70 : x
  2. Step 2: Convert to fraction form
    59,220.87/81,722.48 = 32,363.70/x
  3. Step 3: Cross multiply
    59,220.87x = 81,722.48 × 32,363.70
  4. Step 4: Simplify right side
    59,220.87x = 2,644,841,664.16
  5. Step 5: Solve for x
    x = 2,644,841,664.16/59,220.87
  6. Step 6: Final answer
    x = 44,660.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.