Home / 54,422.56-81,634.26-14,981.84

Finding the Fourth Proportional to 54,422.56, 81,634.26 and 14,981.84

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Solution

The fourth proportional to 54,422.56, 81,634.26 and 14,981.84 is: 22,472.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,422.56 : 81,634.26 = 14,981.84 : x
  2. Step 2: Convert to fraction form
    54,422.56/81,634.26 = 14,981.84/x
  3. Step 3: Cross multiply
    54,422.56x = 81,634.26 × 14,981.84
  4. Step 4: Simplify right side
    54,422.56x = 1,223,031,421.84
  5. Step 5: Solve for x
    x = 1,223,031,421.84/54,422.56
  6. Step 6: Final answer
    x = 22,472.88

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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.