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Finding the Fourth Proportional to 54,693.74, 82,042.38 and 17,254.16

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Solution

The fourth proportional to 54,693.74, 82,042.38 and 17,254.16 is: 25,881.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,693.74 : 82,042.38 = 17,254.16 : x
  2. Step 2: Convert to fraction form
    54,693.74/82,042.38 = 17,254.16/x
  3. Step 3: Cross multiply
    54,693.74x = 82,042.38 × 17,254.16
  4. Step 4: Simplify right side
    54,693.74x = 1,415,572,351.30
  5. Step 5: Solve for x
    x = 1,415,572,351.30/54,693.74
  6. Step 6: Final answer
    x = 25,881.80

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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.