Home / 53,021.66-73,170.14-29,149.88

Finding the Fourth Proportional to 53,021.66, 73,170.14 and 29,149.88

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Solution

The fourth proportional to 53,021.66, 73,170.14 and 29,149.88 is: 40,226.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,021.66 : 73,170.14 = 29,149.88 : x
  2. Step 2: Convert to fraction form
    53,021.66/73,170.14 = 29,149.88/x
  3. Step 3: Cross multiply
    53,021.66x = 73,170.14 × 29,149.88
  4. Step 4: Simplify right side
    53,021.66x = 2,132,900,288.98
  5. Step 5: Solve for x
    x = 2,132,900,288.98/53,021.66
  6. Step 6: Final answer
    x = 40,226.97

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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.