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Finding the Fourth Proportional to 195,573.56, 269,891.76 and 106,149.56

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Solution

The fourth proportional to 195,573.56, 269,891.76 and 106,149.56 is: 146,486.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,573.56 : 269,891.76 = 106,149.56 : x
  2. Step 2: Convert to fraction form
    195,573.56/269,891.76 = 106,149.56/x
  3. Step 3: Cross multiply
    195,573.56x = 269,891.76 × 106,149.56
  4. Step 4: Simplify right side
    195,573.56x = 28,648,891,571.63
  5. Step 5: Solve for x
    x = 28,648,891,571.63/195,573.56
  6. Step 6: Final answer
    x = 146,486.53

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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.