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Finding the Fourth Proportional to 53,374.87, 80,076.25 and 15,934.95

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Solution

The fourth proportional to 53,374.87, 80,076.25 and 15,934.95 is: 23,906.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,374.87 : 80,076.25 = 15,934.95 : x
  2. Step 2: Convert to fraction form
    53,374.87/80,076.25 = 15,934.95/x
  3. Step 3: Cross multiply
    53,374.87x = 80,076.25 × 15,934.95
  4. Step 4: Simplify right side
    53,374.87x = 1,276,011,195.44
  5. Step 5: Solve for x
    x = 1,276,011,195.44/53,374.87
  6. Step 6: Final answer
    x = 23,906.59

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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.