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Finding the Fourth Proportional to 96,625.32, 133,344.32 and 58,379.56

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Solution

The fourth proportional to 96,625.32, 133,344.32 and 58,379.56 is: 80,564.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,625.32 : 133,344.32 = 58,379.56 : x
  2. Step 2: Convert to fraction form
    96,625.32/133,344.32 = 58,379.56/x
  3. Step 3: Cross multiply
    96,625.32x = 133,344.32 × 58,379.56
  4. Step 4: Simplify right side
    96,625.32x = 7,784,582,730.10
  5. Step 5: Solve for x
    x = 7,784,582,730.10/96,625.32
  6. Step 6: Final answer
    x = 80,564.63

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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.