Home / 132,318.97-198,478.45-48,063.43

Finding the Fourth Proportional to 132,318.97, 198,478.45 and 48,063.43

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Solution

The fourth proportional to 132,318.97, 198,478.45 and 48,063.43 is: 72,095.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,318.97 : 198,478.45 = 48,063.43 : x
  2. Step 2: Convert to fraction form
    132,318.97/198,478.45 = 48,063.43/x
  3. Step 3: Cross multiply
    132,318.97x = 198,478.45 × 48,063.43
  4. Step 4: Simplify right side
    132,318.97x = 9,539,554,279.82
  5. Step 5: Solve for x
    x = 9,539,554,279.82/132,318.97
  6. Step 6: Final answer
    x = 72,095.14

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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.