Home / 132,812.41-198,937.72-107,402.89

Finding the Fourth Proportional to 132,812.41, 198,937.72 and 107,402.89

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Solution

The fourth proportional to 132,812.41, 198,937.72 and 107,402.89 is: 160,877.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,812.41 : 198,937.72 = 107,402.89 : x
  2. Step 2: Convert to fraction form
    132,812.41/198,937.72 = 107,402.89/x
  3. Step 3: Cross multiply
    132,812.41x = 198,937.72 × 107,402.89
  4. Step 4: Simplify right side
    132,812.41x = 21,366,485,508.42
  5. Step 5: Solve for x
    x = 21,366,485,508.42/132,812.41
  6. Step 6: Final answer
    x = 160,877.18

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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.