Home / 132,780.14-199,229.08-69,585.24

Finding the Fourth Proportional to 132,780.14, 199,229.08 and 69,585.24

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Solution

The fourth proportional to 132,780.14, 199,229.08 and 69,585.24 is: 104,408.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,780.14 : 199,229.08 = 69,585.24 : x
  2. Step 2: Convert to fraction form
    132,780.14/199,229.08 = 69,585.24/x
  3. Step 3: Cross multiply
    132,780.14x = 199,229.08 × 69,585.24
  4. Step 4: Simplify right side
    132,780.14x = 13,863,403,520.74
  5. Step 5: Solve for x
    x = 13,863,403,520.74/132,780.14
  6. Step 6: Final answer
    x = 104,408.71

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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.