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Finding the Fourth Proportional to 54,052.88, 81,079.32 and 17,114

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Solution

The fourth proportional to 54,052.88, 81,079.32 and 17,114 is: 25,671

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,052.88 : 81,079.32 = 17,114 : x
  2. Step 2: Convert to fraction form
    54,052.88/81,079.32 = 17,114/x
  3. Step 3: Cross multiply
    54,052.88x = 81,079.32 × 17,114
  4. Step 4: Simplify right side
    54,052.88x = 1,387,591,482.48
  5. Step 5: Solve for x
    x = 1,387,591,482.48/54,052.88
  6. Step 6: Final answer
    x = 25,671

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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.