Home / 107,032.24-147,691.76-61,725.04

Finding the Fourth Proportional to 107,032.24, 147,691.76 and 61,725.04

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Solution

The fourth proportional to 107,032.24, 147,691.76 and 61,725.04 is: 85,173.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,032.24 : 147,691.76 = 61,725.04 : x
  2. Step 2: Convert to fraction form
    107,032.24/147,691.76 = 61,725.04/x
  3. Step 3: Cross multiply
    107,032.24x = 147,691.76 × 61,725.04
  4. Step 4: Simplify right side
    107,032.24x = 9,116,279,793.67
  5. Step 5: Solve for x
    x = 9,116,279,793.67/107,032.24
  6. Step 6: Final answer
    x = 85,173.21

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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.