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Finding the Fourth Proportional to 51,832.40, 77,758.20 and 16,773.20

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Solution

The fourth proportional to 51,832.40, 77,758.20 and 16,773.20 is: 25,162.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,832.40 : 77,758.20 = 16,773.20 : x
  2. Step 2: Convert to fraction form
    51,832.40/77,758.20 = 16,773.20/x
  3. Step 3: Cross multiply
    51,832.40x = 77,758.20 × 16,773.20
  4. Step 4: Simplify right side
    51,832.40x = 1,304,253,840.24
  5. Step 5: Solve for x
    x = 1,304,253,840.24/51,832.40
  6. Step 6: Final answer
    x = 25,162.91

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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.