Home / 48,723.38-73,085.07-11,787.38

Finding the Fourth Proportional to 48,723.38, 73,085.07 and 11,787.38

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Solution

The fourth proportional to 48,723.38, 73,085.07 and 11,787.38 is: 17,681.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,723.38 : 73,085.07 = 11,787.38 : x
  2. Step 2: Convert to fraction form
    48,723.38/73,085.07 = 11,787.38/x
  3. Step 3: Cross multiply
    48,723.38x = 73,085.07 × 11,787.38
  4. Step 4: Simplify right side
    48,723.38x = 861,481,126.99
  5. Step 5: Solve for x
    x = 861,481,126.99/48,723.38
  6. Step 6: Final answer
    x = 17,681.06

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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.