Home / 47,687.43-65,806.31-26,176.65

Finding the Fourth Proportional to 47,687.43, 65,806.31 and 26,176.65

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Solution

The fourth proportional to 47,687.43, 65,806.31 and 26,176.65 is: 36,122.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,687.43 : 65,806.31 = 26,176.65 : x
  2. Step 2: Convert to fraction form
    47,687.43/65,806.31 = 26,176.65/x
  3. Step 3: Cross multiply
    47,687.43x = 65,806.31 × 26,176.65
  4. Step 4: Simplify right side
    47,687.43x = 1,722,588,613.78
  5. Step 5: Solve for x
    x = 1,722,588,613.78/47,687.43
  6. Step 6: Final answer
    x = 36,122.49

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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.