Home / 54,034.80-81,056.30-14,591.35

Finding the Fourth Proportional to 54,034.80, 81,056.30 and 14,591.35

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Solution

The fourth proportional to 54,034.80, 81,056.30 and 14,591.35 is: 21,888.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,034.80 : 81,056.30 = 14,591.35 : x
  2. Step 2: Convert to fraction form
    54,034.80/81,056.30 = 14,591.35/x
  3. Step 3: Cross multiply
    54,034.80x = 81,056.30 × 14,591.35
  4. Step 4: Simplify right side
    54,034.80x = 1,182,720,843.01
  5. Step 5: Solve for x
    x = 1,182,720,843.01/54,034.80
  6. Step 6: Final answer
    x = 21,888.13

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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.