Home / 52,110.78-71,922.57-29,754.78

Finding the Fourth Proportional to 52,110.78, 71,922.57 and 29,754.78

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Solution

The fourth proportional to 52,110.78, 71,922.57 and 29,754.78 is: 41,067.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,110.78 : 71,922.57 = 29,754.78 : x
  2. Step 2: Convert to fraction form
    52,110.78/71,922.57 = 29,754.78/x
  3. Step 3: Cross multiply
    52,110.78x = 71,922.57 × 29,754.78
  4. Step 4: Simplify right side
    52,110.78x = 2,140,040,247.38
  5. Step 5: Solve for x
    x = 2,140,040,247.38/52,110.78
  6. Step 6: Final answer
    x = 41,067.13

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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.