Home / 54,842.58-82,275.50-17,397.72

Finding the Fourth Proportional to 54,842.58, 82,275.50 and 17,397.72

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Solution

The fourth proportional to 54,842.58, 82,275.50 and 17,397.72 is: 26,100.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,842.58 : 82,275.50 = 17,397.72 : x
  2. Step 2: Convert to fraction form
    54,842.58/82,275.50 = 17,397.72/x
  3. Step 3: Cross multiply
    54,842.58x = 82,275.50 × 17,397.72
  4. Step 4: Simplify right side
    54,842.58x = 1,431,406,155.35
  5. Step 5: Solve for x
    x = 1,431,406,155.35/54,842.58
  6. Step 6: Final answer
    x = 26,100.27

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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.