Home / 132,680.91-199,032.90-42,732.68

Finding the Fourth Proportional to 132,680.91, 199,032.90 and 42,732.68

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Solution

The fourth proportional to 132,680.91, 199,032.90 and 42,732.68 is: 64,102.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,680.91 : 199,032.90 = 42,732.68 : x
  2. Step 2: Convert to fraction form
    132,680.91/199,032.90 = 42,732.68/x
  3. Step 3: Cross multiply
    132,680.91x = 199,032.90 × 42,732.68
  4. Step 4: Simplify right side
    132,680.91x = 8,505,208,230.01
  5. Step 5: Solve for x
    x = 8,505,208,230.01/132,680.91
  6. Step 6: Final answer
    x = 64,102.73

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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.