Home / 66,263.85-91,446.30-37,974.96

Finding the Fourth Proportional to 66,263.85, 91,446.30 and 37,974.96

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Solution

The fourth proportional to 66,263.85, 91,446.30 and 37,974.96 is: 52,406.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,263.85 : 91,446.30 = 37,974.96 : x
  2. Step 2: Convert to fraction form
    66,263.85/91,446.30 = 37,974.96/x
  3. Step 3: Cross multiply
    66,263.85x = 91,446.30 × 37,974.96
  4. Step 4: Simplify right side
    66,263.85x = 3,472,669,584.65
  5. Step 5: Solve for x
    x = 3,472,669,584.65/66,263.85
  6. Step 6: Final answer
    x = 52,406.70

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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.