Home / 97,722.38-146,718.11-49,723.43

Finding the Fourth Proportional to 97,722.38, 146,718.11 and 49,723.43

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Solution

The fourth proportional to 97,722.38, 146,718.11 and 49,723.43 is: 74,653.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,722.38 : 146,718.11 = 49,723.43 : x
  2. Step 2: Convert to fraction form
    97,722.38/146,718.11 = 49,723.43/x
  3. Step 3: Cross multiply
    97,722.38x = 146,718.11 × 49,723.43
  4. Step 4: Simplify right side
    97,722.38x = 7,295,327,063.04
  5. Step 5: Solve for x
    x = 7,295,327,063.04/97,722.38
  6. Step 6: Final answer
    x = 74,653.59

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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.