Home / 54,818.20-75,649.12-29,667.70

Finding the Fourth Proportional to 54,818.20, 75,649.12 and 29,667.70

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Solution

The fourth proportional to 54,818.20, 75,649.12 and 29,667.70 is: 40,941.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,818.20 : 75,649.12 = 29,667.70 : x
  2. Step 2: Convert to fraction form
    54,818.20/75,649.12 = 29,667.70/x
  3. Step 3: Cross multiply
    54,818.20x = 75,649.12 × 29,667.70
  4. Step 4: Simplify right side
    54,818.20x = 2,244,335,397.42
  5. Step 5: Solve for x
    x = 2,244,335,397.42/54,818.20
  6. Step 6: Final answer
    x = 40,941.43

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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.