Home / 82,373.76-123,569.28-26,974.08

Finding the Fourth Proportional to 82,373.76, 123,569.28 and 26,974.08

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Solution

The fourth proportional to 82,373.76, 123,569.28 and 26,974.08 is: 40,463.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,373.76 : 123,569.28 = 26,974.08 : x
  2. Step 2: Convert to fraction form
    82,373.76/123,569.28 = 26,974.08/x
  3. Step 3: Cross multiply
    82,373.76x = 123,569.28 × 26,974.08
  4. Step 4: Simplify right side
    82,373.76x = 3,333,167,644.26
  5. Step 5: Solve for x
    x = 3,333,167,644.26/82,373.76
  6. Step 6: Final answer
    x = 40,463.95

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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.