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Finding the Fourth Proportional to 169,772.88, 254,589.96 and 73,716.24

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Solution

The fourth proportional to 169,772.88, 254,589.96 and 73,716.24 is: 110,544.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,772.88 : 254,589.96 = 73,716.24 : x
  2. Step 2: Convert to fraction form
    169,772.88/254,589.96 = 73,716.24/x
  3. Step 3: Cross multiply
    169,772.88x = 254,589.96 × 73,716.24
  4. Step 4: Simplify right side
    169,772.88x = 18,767,414,592.95
  5. Step 5: Solve for x
    x = 18,767,414,592.95/169,772.88
  6. Step 6: Final answer
    x = 110,544.24

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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.