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Finding the Fourth Proportional to 67,201.60, 100,798.34 and 29,750.72

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Solution

The fourth proportional to 67,201.60, 100,798.34 and 29,750.72 is: 44,624.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,201.60 : 100,798.34 = 29,750.72 : x
  2. Step 2: Convert to fraction form
    67,201.60/100,798.34 = 29,750.72/x
  3. Step 3: Cross multiply
    67,201.60x = 100,798.34 × 29,750.72
  4. Step 4: Simplify right side
    67,201.60x = 2,998,823,189.80
  5. Step 5: Solve for x
    x = 2,998,823,189.80/67,201.60
  6. Step 6: Final answer
    x = 44,624.28

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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.