Home / 41,128.02-61,691.49-9,963.54

Finding the Fourth Proportional to 41,128.02, 61,691.49 and 9,963.54

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Solution

The fourth proportional to 41,128.02, 61,691.49 and 9,963.54 is: 14,945.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,128.02 : 61,691.49 = 9,963.54 : x
  2. Step 2: Convert to fraction form
    41,128.02/61,691.49 = 9,963.54/x
  3. Step 3: Cross multiply
    41,128.02x = 61,691.49 × 9,963.54
  4. Step 4: Simplify right side
    41,128.02x = 614,665,628.27
  5. Step 5: Solve for x
    x = 614,665,628.27/41,128.02
  6. Step 6: Final answer
    x = 14,945.18

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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.