Home / 54,758.95-82,147.29-21,460.96

Finding the Fourth Proportional to 54,758.95, 82,147.29 and 21,460.96

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Solution

The fourth proportional to 54,758.95, 82,147.29 and 21,460.96 is: 32,194.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,758.95 : 82,147.29 = 21,460.96 : x
  2. Step 2: Convert to fraction form
    54,758.95/82,147.29 = 21,460.96/x
  3. Step 3: Cross multiply
    54,758.95x = 82,147.29 × 21,460.96
  4. Step 4: Simplify right side
    54,758.95x = 1,762,959,704.80
  5. Step 5: Solve for x
    x = 1,762,959,704.80/54,758.95
  6. Step 6: Final answer
    x = 32,194.91

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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.