Home / 53,500.25-80,220.36-36,652.29

Finding the Fourth Proportional to 53,500.25, 80,220.36 and 36,652.29

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Solution

The fourth proportional to 53,500.25, 80,220.36 and 36,652.29 is: 54,957.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,500.25 : 80,220.36 = 36,652.29 : x
  2. Step 2: Convert to fraction form
    53,500.25/80,220.36 = 36,652.29/x
  3. Step 3: Cross multiply
    53,500.25x = 80,220.36 × 36,652.29
  4. Step 4: Simplify right side
    53,500.25x = 2,940,259,898.62
  5. Step 5: Solve for x
    x = 2,940,259,898.62/53,500.25
  6. Step 6: Final answer
    x = 54,957.87

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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.