Home / 53,042.56-73,198.92-29,170.72

Finding the Fourth Proportional to 53,042.56, 73,198.92 and 29,170.72

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Solution

The fourth proportional to 53,042.56, 73,198.92 and 29,170.72 is: 40,255.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,042.56 : 73,198.92 = 29,170.72 : x
  2. Step 2: Convert to fraction form
    53,042.56/73,198.92 = 29,170.72/x
  3. Step 3: Cross multiply
    53,042.56x = 73,198.92 × 29,170.72
  4. Step 4: Simplify right side
    53,042.56x = 2,135,265,199.62
  5. Step 5: Solve for x
    x = 2,135,265,199.62/53,042.56
  6. Step 6: Final answer
    x = 40,255.70

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1.5x scale

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.