Home / 132,937.60-199,326.12-52,987.90

Finding the Fourth Proportional to 132,937.60, 199,326.12 and 52,987.90

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Solution

The fourth proportional to 132,937.60, 199,326.12 and 52,987.90 is: 79,449.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,937.60 : 199,326.12 = 52,987.90 : x
  2. Step 2: Convert to fraction form
    132,937.60/199,326.12 = 52,987.90/x
  3. Step 3: Cross multiply
    132,937.60x = 199,326.12 × 52,987.90
  4. Step 4: Simplify right side
    132,937.60x = 10,561,872,513.95
  5. Step 5: Solve for x
    x = 10,561,872,513.95/132,937.60
  6. Step 6: Final answer
    x = 79,449.85

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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.