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Finding the Fourth Proportional to 68,016.60, 102,024.90 and 32,959.80

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Solution

The fourth proportional to 68,016.60, 102,024.90 and 32,959.80 is: 49,439.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,016.60 : 102,024.90 = 32,959.80 : x
  2. Step 2: Convert to fraction form
    68,016.60/102,024.90 = 32,959.80/x
  3. Step 3: Cross multiply
    68,016.60x = 102,024.90 × 32,959.80
  4. Step 4: Simplify right side
    68,016.60x = 3,362,720,299.02
  5. Step 5: Solve for x
    x = 3,362,720,299.02/68,016.60
  6. Step 6: Final answer
    x = 49,439.70

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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.