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Finding the Fourth Proportional to 69,626.56, 104,439.84 and 25,253.28

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Solution

The fourth proportional to 69,626.56, 104,439.84 and 25,253.28 is: 37,879.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,626.56 : 104,439.84 = 25,253.28 : x
  2. Step 2: Convert to fraction form
    69,626.56/104,439.84 = 25,253.28/x
  3. Step 3: Cross multiply
    69,626.56x = 104,439.84 × 25,253.28
  4. Step 4: Simplify right side
    69,626.56x = 2,637,448,522.68
  5. Step 5: Solve for x
    x = 2,637,448,522.68/69,626.56
  6. Step 6: Final answer
    x = 37,879.92

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.