Home / 83,474.96-115,195.85-45,234.50

Finding the Fourth Proportional to 83,474.96, 115,195.85 and 45,234.50

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Solution

The fourth proportional to 83,474.96, 115,195.85 and 45,234.50 is: 62,423.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,474.96 : 115,195.85 = 45,234.50 : x
  2. Step 2: Convert to fraction form
    83,474.96/115,195.85 = 45,234.50/x
  3. Step 3: Cross multiply
    83,474.96x = 115,195.85 × 45,234.50
  4. Step 4: Simplify right side
    83,474.96x = 5,210,826,044.30
  5. Step 5: Solve for x
    x = 5,210,826,044.30/83,474.96
  6. Step 6: Final answer
    x = 62,423.83

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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.