Home / 52,787.43-79,197.35-17,724.15

Finding the Fourth Proportional to 52,787.43, 79,197.35 and 17,724.15

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Solution

The fourth proportional to 52,787.43, 79,197.35 and 17,724.15 is: 26,591.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,787.43 : 79,197.35 = 17,724.15 : x
  2. Step 2: Convert to fraction form
    52,787.43/79,197.35 = 17,724.15/x
  3. Step 3: Cross multiply
    52,787.43x = 79,197.35 × 17,724.15
  4. Step 4: Simplify right side
    52,787.43x = 1,403,705,622.38
  5. Step 5: Solve for x
    x = 1,403,705,622.38/52,787.43
  6. Step 6: Final answer
    x = 26,591.66

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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.