Home / 49,474.20-74,211.30-34,699.80

Finding the Fourth Proportional to 49,474.20, 74,211.30 and 34,699.80

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Solution

The fourth proportional to 49,474.20, 74,211.30 and 34,699.80 is: 52,049.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,474.20 : 74,211.30 = 34,699.80 : x
  2. Step 2: Convert to fraction form
    49,474.20/74,211.30 = 34,699.80/x
  3. Step 3: Cross multiply
    49,474.20x = 74,211.30 × 34,699.80
  4. Step 4: Simplify right side
    49,474.20x = 2,575,117,267.74
  5. Step 5: Solve for x
    x = 2,575,117,267.74/49,474.20
  6. Step 6: Final answer
    x = 52,049.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.