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Finding the Fourth Proportional to 178,182.43, 245,891.83 and 97,612.87

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Solution

The fourth proportional to 178,182.43, 245,891.83 and 97,612.87 is: 134,705.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,182.43 : 245,891.83 = 97,612.87 : x
  2. Step 2: Convert to fraction form
    178,182.43/245,891.83 = 97,612.87/x
  3. Step 3: Cross multiply
    178,182.43x = 245,891.83 × 97,612.87
  4. Step 4: Simplify right side
    178,182.43x = 24,002,207,235.85
  5. Step 5: Solve for x
    x = 24,002,207,235.85/178,182.43
  6. Step 6: Final answer
    x = 134,705.80

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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.