Home / 48,387.06-72,551.09-21,727.87

Finding the Fourth Proportional to 48,387.06, 72,551.09 and 21,727.87

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Solution

The fourth proportional to 48,387.06, 72,551.09 and 21,727.87 is: 32,578.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,387.06 : 72,551.09 = 21,727.87 : x
  2. Step 2: Convert to fraction form
    48,387.06/72,551.09 = 21,727.87/x
  3. Step 3: Cross multiply
    48,387.06x = 72,551.09 × 21,727.87
  4. Step 4: Simplify right side
    48,387.06x = 1,576,380,524.82
  5. Step 5: Solve for x
    x = 1,576,380,524.82/48,387.06
  6. Step 6: Final answer
    x = 32,578.56

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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.