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Finding the Fourth Proportional to 195,572.92, 269,888.46 and 109,532.68

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Solution

The fourth proportional to 195,572.92, 269,888.46 and 109,532.68 is: 151,153.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,572.92 : 269,888.46 = 109,532.68 : x
  2. Step 2: Convert to fraction form
    195,572.92/269,888.46 = 109,532.68/x
  3. Step 3: Cross multiply
    195,572.92x = 269,888.46 × 109,532.68
  4. Step 4: Simplify right side
    195,572.92x = 29,561,606,324.87
  5. Step 5: Solve for x
    x = 29,561,606,324.87/195,572.92
  6. Step 6: Final answer
    x = 151,153.88

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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.