Home / 38,121.98-52,626.92-25,382.70

Finding the Fourth Proportional to 38,121.98, 52,626.92 and 25,382.70

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Solution

The fourth proportional to 38,121.98, 52,626.92 and 25,382.70 is: 35,040.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,121.98 : 52,626.92 = 25,382.70 : x
  2. Step 2: Convert to fraction form
    38,121.98/52,626.92 = 25,382.70/x
  3. Step 3: Cross multiply
    38,121.98x = 52,626.92 × 25,382.70
  4. Step 4: Simplify right side
    38,121.98x = 1,335,813,195.37
  5. Step 5: Solve for x
    x = 1,335,813,195.37/38,121.98
  6. Step 6: Final answer
    x = 35,040.50

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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.