Home / 54,842.32-82,251.80-17,405.74

Finding the Fourth Proportional to 54,842.32, 82,251.80 and 17,405.74

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Solution

The fourth proportional to 54,842.32, 82,251.80 and 17,405.74 is: 26,104.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,842.32 : 82,251.80 = 17,405.74 : x
  2. Step 2: Convert to fraction form
    54,842.32/82,251.80 = 17,405.74/x
  3. Step 3: Cross multiply
    54,842.32x = 82,251.80 × 17,405.74
  4. Step 4: Simplify right side
    54,842.32x = 1,431,653,445.33
  5. Step 5: Solve for x
    x = 1,431,653,445.33/54,842.32
  6. Step 6: Final answer
    x = 26,104.90

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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.