Home / 41,304.60-61,959.28-11,720.12

Finding the Fourth Proportional to 41,304.60, 61,959.28 and 11,720.12

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Solution

The fourth proportional to 41,304.60, 61,959.28 and 11,720.12 is: 17,580.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,304.60 : 61,959.28 = 11,720.12 : x
  2. Step 2: Convert to fraction form
    41,304.60/61,959.28 = 11,720.12/x
  3. Step 3: Cross multiply
    41,304.60x = 61,959.28 × 11,720.12
  4. Step 4: Simplify right side
    41,304.60x = 726,170,196.71
  5. Step 5: Solve for x
    x = 726,170,196.71/41,304.60
  6. Step 6: Final answer
    x = 17,580.86

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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.