Home / 53,631.62-74,010.50-29,757.78

Finding the Fourth Proportional to 53,631.62, 74,010.50 and 29,757.78

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Solution

The fourth proportional to 53,631.62, 74,010.50 and 29,757.78 is: 41,065.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,631.62 : 74,010.50 = 29,757.78 : x
  2. Step 2: Convert to fraction form
    53,631.62/74,010.50 = 29,757.78/x
  3. Step 3: Cross multiply
    53,631.62x = 74,010.50 × 29,757.78
  4. Step 4: Simplify right side
    53,631.62x = 2,202,388,176.69
  5. Step 5: Solve for x
    x = 2,202,388,176.69/53,631.62
  6. Step 6: Final answer
    x = 41,065.11

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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.