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Finding the Fourth Proportional to 51,963.60, 77,959.80 and 34,467.60

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Solution

The fourth proportional to 51,963.60, 77,959.80 and 34,467.60 is: 51,710.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,963.60 : 77,959.80 = 34,467.60 : x
  2. Step 2: Convert to fraction form
    51,963.60/77,959.80 = 34,467.60/x
  3. Step 3: Cross multiply
    51,963.60x = 77,959.80 × 34,467.60
  4. Step 4: Simplify right side
    51,963.60x = 2,687,087,202.48
  5. Step 5: Solve for x
    x = 2,687,087,202.48/51,963.60
  6. Step 6: Final answer
    x = 51,710.95

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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.