Home / 54,739.20-75,540.06-29,588.70

Finding the Fourth Proportional to 54,739.20, 75,540.06 and 29,588.70

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Solution

The fourth proportional to 54,739.20, 75,540.06 and 29,588.70 is: 40,832.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,739.20 : 75,540.06 = 29,588.70 : x
  2. Step 2: Convert to fraction form
    54,739.20/75,540.06 = 29,588.70/x
  3. Step 3: Cross multiply
    54,739.20x = 75,540.06 × 29,588.70
  4. Step 4: Simplify right side
    54,739.20x = 2,235,132,031.68
  5. Step 5: Solve for x
    x = 2,235,132,031.68/54,739.20
  6. Step 6: Final answer
    x = 40,832.39

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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.