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Finding the Fourth Proportional to 54,773.88, 82,160.81 and 17,837.88

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Solution

The fourth proportional to 54,773.88, 82,160.81 and 17,837.88 is: 26,756.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,773.88 : 82,160.81 = 17,837.88 : x
  2. Step 2: Convert to fraction form
    54,773.88/82,160.81 = 17,837.88/x
  3. Step 3: Cross multiply
    54,773.88x = 82,160.81 × 17,837.88
  4. Step 4: Simplify right side
    54,773.88x = 1,465,574,669.48
  5. Step 5: Solve for x
    x = 1,465,574,669.48/54,773.88
  6. Step 6: Final answer
    x = 26,756.82

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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.