Home / 96,789.72-133,566.36-54,350.04

Finding the Fourth Proportional to 96,789.72, 133,566.36 and 54,350.04

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Solution

The fourth proportional to 96,789.72, 133,566.36 and 54,350.04 is: 75,001.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,789.72 : 133,566.36 = 54,350.04 : x
  2. Step 2: Convert to fraction form
    96,789.72/133,566.36 = 54,350.04/x
  3. Step 3: Cross multiply
    96,789.72x = 133,566.36 × 54,350.04
  4. Step 4: Simplify right side
    96,789.72x = 7,259,337,008.65
  5. Step 5: Solve for x
    x = 7,259,337,008.65/96,789.72
  6. Step 6: Final answer
    x = 75,001.12

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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.