Home / 47,387.67-71,079.26-11,849.22

Finding the Fourth Proportional to 47,387.67, 71,079.26 and 11,849.22

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Solution

The fourth proportional to 47,387.67, 71,079.26 and 11,849.22 is: 17,773.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,387.67 : 71,079.26 = 11,849.22 : x
  2. Step 2: Convert to fraction form
    47,387.67/71,079.26 = 11,849.22/x
  3. Step 3: Cross multiply
    47,387.67x = 71,079.26 × 11,849.22
  4. Step 4: Simplify right side
    47,387.67x = 842,233,729.93
  5. Step 5: Solve for x
    x = 842,233,729.93/47,387.67
  6. Step 6: Final answer
    x = 17,773.27

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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.