Home / 52,554.56-78,781.72-17,469.64

Finding the Fourth Proportional to 52,554.56, 78,781.72 and 17,469.64

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Solution

The fourth proportional to 52,554.56, 78,781.72 and 17,469.64 is: 26,187.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,554.56 : 78,781.72 = 17,469.64 : x
  2. Step 2: Convert to fraction form
    52,554.56/78,781.72 = 17,469.64/x
  3. Step 3: Cross multiply
    52,554.56x = 78,781.72 × 17,469.64
  4. Step 4: Simplify right side
    52,554.56x = 1,376,288,286.98
  5. Step 5: Solve for x
    x = 1,376,288,286.98/52,554.56
  6. Step 6: Final answer
    x = 26,187.80

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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.