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Finding the Fourth Proportional to 68,468.96, 94,124.43 and 58,873.70

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Solution

The fourth proportional to 68,468.96, 94,124.43 and 58,873.70 is: 80,933.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,468.96 : 94,124.43 = 58,873.70 : x
  2. Step 2: Convert to fraction form
    68,468.96/94,124.43 = 58,873.70/x
  3. Step 3: Cross multiply
    68,468.96x = 94,124.43 × 58,873.70
  4. Step 4: Simplify right side
    68,468.96x = 5,541,453,689.80
  5. Step 5: Solve for x
    x = 5,541,453,689.80/68,468.96
  6. Step 6: Final answer
    x = 80,933.81

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.