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Finding the Fourth Proportional to 67,896.59, 93,671.57 and 50,034.20

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Solution

The fourth proportional to 67,896.59, 93,671.57 and 50,034.20 is: 69,028.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,896.59 : 93,671.57 = 50,034.20 : x
  2. Step 2: Convert to fraction form
    67,896.59/93,671.57 = 50,034.20/x
  3. Step 3: Cross multiply
    67,896.59x = 93,671.57 × 50,034.20
  4. Step 4: Simplify right side
    67,896.59x = 4,686,781,724.42
  5. Step 5: Solve for x
    x = 4,686,781,724.42/67,896.59
  6. Step 6: Final answer
    x = 69,028.24

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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.