Home / 40,963.76-61,428.24-17,281.92

Finding the Fourth Proportional to 40,963.76, 61,428.24 and 17,281.92

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Solution

The fourth proportional to 40,963.76, 61,428.24 and 17,281.92 is: 25,915.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,963.76 : 61,428.24 = 17,281.92 : x
  2. Step 2: Convert to fraction form
    40,963.76/61,428.24 = 17,281.92/x
  3. Step 3: Cross multiply
    40,963.76x = 61,428.24 × 17,281.92
  4. Step 4: Simplify right side
    40,963.76x = 1,061,597,929.42
  5. Step 5: Solve for x
    x = 1,061,597,929.42/40,963.76
  6. Step 6: Final answer
    x = 25,915.54

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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.