Home / 54,259.16-81,382.56-14,819.48

Finding the Fourth Proportional to 54,259.16, 81,382.56 and 14,819.48

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Solution

The fourth proportional to 54,259.16, 81,382.56 and 14,819.48 is: 22,227.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,259.16 : 81,382.56 = 14,819.48 : x
  2. Step 2: Convert to fraction form
    54,259.16/81,382.56 = 14,819.48/x
  3. Step 3: Cross multiply
    54,259.16x = 81,382.56 × 14,819.48
  4. Step 4: Simplify right side
    54,259.16x = 1,206,047,220.27
  5. Step 5: Solve for x
    x = 1,206,047,220.27/54,259.16
  6. Step 6: Final answer
    x = 22,227.53

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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.