Home / 54,257.16-81,379.56-14,817.48

Finding the Fourth Proportional to 54,257.16, 81,379.56 and 14,817.48

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Solution

The fourth proportional to 54,257.16, 81,379.56 and 14,817.48 is: 22,224.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,257.16 : 81,379.56 = 14,817.48 : x
  2. Step 2: Convert to fraction form
    54,257.16/81,379.56 = 14,817.48/x
  3. Step 3: Cross multiply
    54,257.16x = 81,379.56 × 14,817.48
  4. Step 4: Simplify right side
    54,257.16x = 1,205,840,002.71
  5. Step 5: Solve for x
    x = 1,205,840,002.71/54,257.16
  6. Step 6: Final answer
    x = 22,224.53

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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.