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Finding the Fourth Proportional to 170,027.40, 254,879.10 and 63,382.80

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Solution

The fourth proportional to 170,027.40, 254,879.10 and 63,382.80 is: 95,013.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,027.40 : 254,879.10 = 63,382.80 : x
  2. Step 2: Convert to fraction form
    170,027.40/254,879.10 = 63,382.80/x
  3. Step 3: Cross multiply
    170,027.40x = 254,879.10 × 63,382.80
  4. Step 4: Simplify right side
    170,027.40x = 16,154,951,019.48
  5. Step 5: Solve for x
    x = 16,154,951,019.48/170,027.40
  6. Step 6: Final answer
    x = 95,013.81

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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.