Home / 54,313.79-81,470.75-14,871.24

Finding the Fourth Proportional to 54,313.79, 81,470.75 and 14,871.24

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Solution

The fourth proportional to 54,313.79, 81,470.75 and 14,871.24 is: 22,306.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,313.79 : 81,470.75 = 14,871.24 : x
  2. Step 2: Convert to fraction form
    54,313.79/81,470.75 = 14,871.24/x
  3. Step 3: Cross multiply
    54,313.79x = 81,470.75 × 14,871.24
  4. Step 4: Simplify right side
    54,313.79x = 1,211,571,001.87
  5. Step 5: Solve for x
    x = 1,211,571,001.87/54,313.79
  6. Step 6: Final answer
    x = 22,306.88

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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.