Home / 42,928.85-59,234.17-25,921.70

Finding the Fourth Proportional to 42,928.85, 59,234.17 and 25,921.70

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Solution

The fourth proportional to 42,928.85, 59,234.17 and 25,921.70 is: 35,767.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,928.85 : 59,234.17 = 25,921.70 : x
  2. Step 2: Convert to fraction form
    42,928.85/59,234.17 = 25,921.70/x
  3. Step 3: Cross multiply
    42,928.85x = 59,234.17 × 25,921.70
  4. Step 4: Simplify right side
    42,928.85x = 1,535,450,067.12
  5. Step 5: Solve for x
    x = 1,535,450,067.12/42,928.85
  6. Step 6: Final answer
    x = 35,767.33

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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.