Home / 132,273.24-198,417.35-42,323.86

Finding the Fourth Proportional to 132,273.24, 198,417.35 and 42,323.86

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Solution

The fourth proportional to 132,273.24, 198,417.35 and 42,323.86 is: 63,488.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,273.24 : 198,417.35 = 42,323.86 : x
  2. Step 2: Convert to fraction form
    132,273.24/198,417.35 = 42,323.86/x
  3. Step 3: Cross multiply
    132,273.24x = 198,417.35 × 42,323.86
  4. Step 4: Simplify right side
    132,273.24x = 8,397,788,142.97
  5. Step 5: Solve for x
    x = 8,397,788,142.97/132,273.24
  6. Step 6: Final answer
    x = 63,488.19

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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.