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Finding the Fourth Proportional to 123,995.44, 186,017.10 and 52,917.04

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Solution

The fourth proportional to 123,995.44, 186,017.10 and 52,917.04 is: 79,385.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,995.44 : 186,017.10 = 52,917.04 : x
  2. Step 2: Convert to fraction form
    123,995.44/186,017.10 = 52,917.04/x
  3. Step 3: Cross multiply
    123,995.44x = 186,017.10 × 52,917.04
  4. Step 4: Simplify right side
    123,995.44x = 9,843,474,321.38
  5. Step 5: Solve for x
    x = 9,843,474,321.38/123,995.44
  6. Step 6: Final answer
    x = 79,385.78

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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.