Home / 41,184.31-61,781-13,097.80

Finding the Fourth Proportional to 41,184.31, 61,781 and 13,097.80

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Solution

The fourth proportional to 41,184.31, 61,781 and 13,097.80 is: 19,648.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,184.31 : 61,781 = 13,097.80 : x
  2. Step 2: Convert to fraction form
    41,184.31/61,781 = 13,097.80/x
  3. Step 3: Cross multiply
    41,184.31x = 61,781 × 13,097.80
  4. Step 4: Simplify right side
    41,184.31x = 809,194,872.90
  5. Step 5: Solve for x
    x = 809,194,872.90/41,184.31
  6. Step 6: Final answer
    x = 19,648.13

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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.