Home / 54,344.88-81,517.23-14,905.08

Finding the Fourth Proportional to 54,344.88, 81,517.23 and 14,905.08

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Solution

The fourth proportional to 54,344.88, 81,517.23 and 14,905.08 is: 22,357.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,344.88 : 81,517.23 = 14,905.08 : x
  2. Step 2: Convert to fraction form
    54,344.88/81,517.23 = 14,905.08/x
  3. Step 3: Cross multiply
    54,344.88x = 81,517.23 × 14,905.08
  4. Step 4: Simplify right side
    54,344.88x = 1,215,020,834.53
  5. Step 5: Solve for x
    x = 1,215,020,834.53/54,344.88
  6. Step 6: Final answer
    x = 22,357.60

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1.5x scale

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.