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Finding the Fourth Proportional to 63,268.84, 87,307.59 and 34,972.84

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Solution

The fourth proportional to 63,268.84, 87,307.59 and 34,972.84 is: 48,260.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,268.84 : 87,307.59 = 34,972.84 : x
  2. Step 2: Convert to fraction form
    63,268.84/87,307.59 = 34,972.84/x
  3. Step 3: Cross multiply
    63,268.84x = 87,307.59 × 34,972.84
  4. Step 4: Simplify right side
    63,268.84x = 3,053,394,375.86
  5. Step 5: Solve for x
    x = 3,053,394,375.86/63,268.84
  6. Step 6: Final answer
    x = 48,260.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.