Home / 132,685.84-198,976.92-58,762

Finding the Fourth Proportional to 132,685.84, 198,976.92 and 58,762

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Solution

The fourth proportional to 132,685.84, 198,976.92 and 58,762 is: 88,120.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,685.84 : 198,976.92 = 58,762 : x
  2. Step 2: Convert to fraction form
    132,685.84/198,976.92 = 58,762/x
  3. Step 3: Cross multiply
    132,685.84x = 198,976.92 × 58,762
  4. Step 4: Simplify right side
    132,685.84x = 11,692,281,773.04
  5. Step 5: Solve for x
    x = 11,692,281,773.04/132,685.84
  6. Step 6: Final answer
    x = 88,120.04

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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.