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Finding the Fourth Proportional to 195,883.80, 270,315.78 and 114,227.28

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Solution

The fourth proportional to 195,883.80, 270,315.78 and 114,227.28 is: 157,631.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,883.80 : 270,315.78 = 114,227.28 : x
  2. Step 2: Convert to fraction form
    195,883.80/270,315.78 = 114,227.28/x
  3. Step 3: Cross multiply
    195,883.80x = 270,315.78 × 114,227.28
  4. Step 4: Simplify right side
    195,883.80x = 30,877,436,290.48
  5. Step 5: Solve for x
    x = 30,877,436,290.48/195,883.80
  6. Step 6: Final answer
    x = 157,631.39

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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.