Home / 71,972.78-107,971.45-24,585.26

Finding the Fourth Proportional to 71,972.78, 107,971.45 and 24,585.26

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Solution

The fourth proportional to 71,972.78, 107,971.45 and 24,585.26 is: 36,882.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,972.78 : 107,971.45 = 24,585.26 : x
  2. Step 2: Convert to fraction form
    71,972.78/107,971.45 = 24,585.26/x
  3. Step 3: Cross multiply
    71,972.78x = 107,971.45 × 24,585.26
  4. Step 4: Simplify right side
    71,972.78x = 2,654,505,569.51
  5. Step 5: Solve for x
    x = 2,654,505,569.51/71,972.78
  6. Step 6: Final answer
    x = 36,882.08

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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.