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Finding the Fourth Proportional to 181,625.44, 250,641.84 and 99,958.64

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Solution

The fourth proportional to 181,625.44, 250,641.84 and 99,958.64 is: 137,942.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,625.44 : 250,641.84 = 99,958.64 : x
  2. Step 2: Convert to fraction form
    181,625.44/250,641.84 = 99,958.64/x
  3. Step 3: Cross multiply
    181,625.44x = 250,641.84 × 99,958.64
  4. Step 4: Simplify right side
    181,625.44x = 25,053,817,453.50
  5. Step 5: Solve for x
    x = 25,053,817,453.50/181,625.44
  6. Step 6: Final answer
    x = 137,942.23

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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.