Home / 54,351.90-81,527.85-14,908.95

Finding the Fourth Proportional to 54,351.90, 81,527.85 and 14,908.95

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Solution

The fourth proportional to 54,351.90, 81,527.85 and 14,908.95 is: 22,363.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,351.90 : 81,527.85 = 14,908.95 : x
  2. Step 2: Convert to fraction form
    54,351.90/81,527.85 = 14,908.95/x
  3. Step 3: Cross multiply
    54,351.90x = 81,527.85 × 14,908.95
  4. Step 4: Simplify right side
    54,351.90x = 1,215,494,639.26
  5. Step 5: Solve for x
    x = 1,215,494,639.26/54,351.90
  6. Step 6: Final answer
    x = 22,363.43

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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.