Home / 132,116.91-182,321.33-75,528.28

Finding the Fourth Proportional to 132,116.91, 182,321.33 and 75,528.28

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Solution

The fourth proportional to 132,116.91, 182,321.33 and 75,528.28 is: 104,229.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,116.91 : 182,321.33 = 75,528.28 : x
  2. Step 2: Convert to fraction form
    132,116.91/182,321.33 = 75,528.28/x
  3. Step 3: Cross multiply
    132,116.91x = 182,321.33 × 75,528.28
  4. Step 4: Simplify right side
    132,116.91x = 13,770,416,737.32
  5. Step 5: Solve for x
    x = 13,770,416,737.32/132,116.91
  6. Step 6: Final answer
    x = 104,229.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.