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Finding the Fourth Proportional to 195,154.59, 269,309.84 and 110,269.83

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Solution

The fourth proportional to 195,154.59, 269,309.84 and 110,269.83 is: 152,170.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,154.59 : 269,309.84 = 110,269.83 : x
  2. Step 2: Convert to fraction form
    195,154.59/269,309.84 = 110,269.83/x
  3. Step 3: Cross multiply
    195,154.59x = 269,309.84 × 110,269.83
  4. Step 4: Simplify right side
    195,154.59x = 29,696,749,722.78
  5. Step 5: Solve for x
    x = 29,696,749,722.78/195,154.59
  6. Step 6: Final answer
    x = 152,170.39

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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.