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Finding the Fourth Proportional to 67,966.80, 101,966.40 and 32,877.60

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Solution

The fourth proportional to 67,966.80, 101,966.40 and 32,877.60 is: 49,324.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,966.80 : 101,966.40 = 32,877.60 : x
  2. Step 2: Convert to fraction form
    67,966.80/101,966.40 = 32,877.60/x
  3. Step 3: Cross multiply
    67,966.80x = 101,966.40 × 32,877.60
  4. Step 4: Simplify right side
    67,966.80x = 3,352,410,512.64
  5. Step 5: Solve for x
    x = 3,352,410,512.64/67,966.80
  6. Step 6: Final answer
    x = 49,324.24

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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.