Home / 132,937.48-199,443.90-54,108.28

Finding the Fourth Proportional to 132,937.48, 199,443.90 and 54,108.28

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Solution

The fourth proportional to 132,937.48, 199,443.90 and 54,108.28 is: 81,177.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,937.48 : 199,443.90 = 54,108.28 : x
  2. Step 2: Convert to fraction form
    132,937.48/199,443.90 = 54,108.28/x
  3. Step 3: Cross multiply
    132,937.48x = 199,443.90 × 54,108.28
  4. Step 4: Simplify right side
    132,937.48x = 10,791,566,385.49
  5. Step 5: Solve for x
    x = 10,791,566,385.49/132,937.48
  6. Step 6: Final answer
    x = 81,177.76

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1.5x scale

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.