Home / 41,131.93-61,701.09-13,053.58

Finding the Fourth Proportional to 41,131.93, 61,701.09 and 13,053.58

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Solution

The fourth proportional to 41,131.93, 61,701.09 and 13,053.58 is: 19,581.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,131.93 : 61,701.09 = 13,053.58 : x
  2. Step 2: Convert to fraction form
    41,131.93/61,701.09 = 13,053.58/x
  3. Step 3: Cross multiply
    41,131.93x = 61,701.09 × 13,053.58
  4. Step 4: Simplify right side
    41,131.93x = 805,419,805.90
  5. Step 5: Solve for x
    x = 805,419,805.90/41,131.93
  6. Step 6: Final answer
    x = 19,581.38

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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.