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Finding the Fourth Proportional to 45,841.80, 68,865.10 and 32,017.80

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Solution

The fourth proportional to 45,841.80, 68,865.10 and 32,017.80 is: 48,098.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,841.80 : 68,865.10 = 32,017.80 : x
  2. Step 2: Convert to fraction form
    45,841.80/68,865.10 = 32,017.80/x
  3. Step 3: Cross multiply
    45,841.80x = 68,865.10 × 32,017.80
  4. Step 4: Simplify right side
    45,841.80x = 2,204,908,998.78
  5. Step 5: Solve for x
    x = 2,204,908,998.78/45,841.80
  6. Step 6: Final answer
    x = 48,098.22

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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.