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Finding the Fourth Proportional to 170,410.70, 255,616.05 and 95,761.10

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Solution

The fourth proportional to 170,410.70, 255,616.05 and 95,761.10 is: 143,641.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,410.70 : 255,616.05 = 95,761.10 : x
  2. Step 2: Convert to fraction form
    170,410.70/255,616.05 = 95,761.10/x
  3. Step 3: Cross multiply
    170,410.70x = 255,616.05 × 95,761.10
  4. Step 4: Simplify right side
    170,410.70x = 24,478,074,125.66
  5. Step 5: Solve for x
    x = 24,478,074,125.66/170,410.70
  6. Step 6: Final answer
    x = 143,641.65

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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.