Home / 41,244.16-61,862.88-11,661.28

Finding the Fourth Proportional to 41,244.16, 61,862.88 and 11,661.28

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Solution

The fourth proportional to 41,244.16, 61,862.88 and 11,661.28 is: 17,490.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,244.16 : 61,862.88 = 11,661.28 : x
  2. Step 2: Convert to fraction form
    41,244.16/61,862.88 = 11,661.28/x
  3. Step 3: Cross multiply
    41,244.16x = 61,862.88 × 11,661.28
  4. Step 4: Simplify right side
    41,244.16x = 721,400,365.29
  5. Step 5: Solve for x
    x = 721,400,365.29/41,244.16
  6. Step 6: Final answer
    x = 17,490.97

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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.