Home / 132,479.01-198,718.65-53,593.92

Finding the Fourth Proportional to 132,479.01, 198,718.65 and 53,593.92

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Solution

The fourth proportional to 132,479.01, 198,718.65 and 53,593.92 is: 80,390.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,479.01 : 198,718.65 = 53,593.92 : x
  2. Step 2: Convert to fraction form
    132,479.01/198,718.65 = 53,593.92/x
  3. Step 3: Cross multiply
    132,479.01x = 198,718.65 × 53,593.92
  4. Step 4: Simplify right side
    132,479.01x = 10,650,111,430.61
  5. Step 5: Solve for x
    x = 10,650,111,430.61/132,479.01
  6. Step 6: Final answer
    x = 80,390.93

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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.