Home / 48,882.75-73,257.81-20,767.56

Finding the Fourth Proportional to 48,882.75, 73,257.81 and 20,767.56

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Solution

The fourth proportional to 48,882.75, 73,257.81 and 20,767.56 is: 31,123.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,882.75 : 73,257.81 = 20,767.56 : x
  2. Step 2: Convert to fraction form
    48,882.75/73,257.81 = 20,767.56/x
  3. Step 3: Cross multiply
    48,882.75x = 73,257.81 × 20,767.56
  4. Step 4: Simplify right side
    48,882.75x = 1,521,385,964.64
  5. Step 5: Solve for x
    x = 1,521,385,964.64/48,882.75
  6. Step 6: Final answer
    x = 31,123.17

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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.