Home / 69,531.36-104,305.20-25,179.04

Finding the Fourth Proportional to 69,531.36, 104,305.20 and 25,179.04

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Solution

The fourth proportional to 69,531.36, 104,305.20 and 25,179.04 is: 37,771.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,531.36 : 104,305.20 = 25,179.04 : x
  2. Step 2: Convert to fraction form
    69,531.36/104,305.20 = 25,179.04/x
  3. Step 3: Cross multiply
    69,531.36x = 104,305.20 × 25,179.04
  4. Step 4: Simplify right side
    69,531.36x = 2,626,304,803.01
  5. Step 5: Solve for x
    x = 2,626,304,803.01/69,531.36
  6. Step 6: Final answer
    x = 37,771.51

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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.