Home / 40,979.67-61,469.58-11,397.53

Finding the Fourth Proportional to 40,979.67, 61,469.58 and 11,397.53

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Solution

The fourth proportional to 40,979.67, 61,469.58 and 11,397.53 is: 17,096.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,979.67 : 61,469.58 = 11,397.53 : x
  2. Step 2: Convert to fraction form
    40,979.67/61,469.58 = 11,397.53/x
  3. Step 3: Cross multiply
    40,979.67x = 61,469.58 × 11,397.53
  4. Step 4: Simplify right side
    40,979.67x = 700,601,074.79
  5. Step 5: Solve for x
    x = 700,601,074.79/40,979.67
  6. Step 6: Final answer
    x = 17,096.31

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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.