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Finding the Fourth Proportional to 115,959.57, 173,964.17 and 35,995.78

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Solution

The fourth proportional to 115,959.57, 173,964.17 and 35,995.78 is: 54,001.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,959.57 : 173,964.17 = 35,995.78 : x
  2. Step 2: Convert to fraction form
    115,959.57/173,964.17 = 35,995.78/x
  3. Step 3: Cross multiply
    115,959.57x = 173,964.17 × 35,995.78
  4. Step 4: Simplify right side
    115,959.57x = 6,261,975,991.20
  5. Step 5: Solve for x
    x = 6,261,975,991.20/115,959.57
  6. Step 6: Final answer
    x = 54,001.37

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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.