Home / 55,724.80-83,587.20-16,285.90

Finding the Fourth Proportional to 55,724.80, 83,587.20 and 16,285.90

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Solution

The fourth proportional to 55,724.80, 83,587.20 and 16,285.90 is: 24,428.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,724.80 : 83,587.20 = 16,285.90 : x
  2. Step 2: Convert to fraction form
    55,724.80/83,587.20 = 16,285.90/x
  3. Step 3: Cross multiply
    55,724.80x = 83,587.20 × 16,285.90
  4. Step 4: Simplify right side
    55,724.80x = 1,361,292,780.48
  5. Step 5: Solve for x
    x = 1,361,292,780.48/55,724.80
  6. Step 6: Final answer
    x = 24,428.85

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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.