Home / 53,517.38-73,855.05-29,644.70

Finding the Fourth Proportional to 53,517.38, 73,855.05 and 29,644.70

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Solution

The fourth proportional to 53,517.38, 73,855.05 and 29,644.70 is: 40,910.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,517.38 : 73,855.05 = 29,644.70 : x
  2. Step 2: Convert to fraction form
    53,517.38/73,855.05 = 29,644.70/x
  3. Step 3: Cross multiply
    53,517.38x = 73,855.05 × 29,644.70
  4. Step 4: Simplify right side
    53,517.38x = 2,189,410,800.74
  5. Step 5: Solve for x
    x = 2,189,410,800.74/53,517.38
  6. Step 6: Final answer
    x = 40,910.28

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1.5x scale

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.