Home / 67,199.60-100,795.34-29,748.72

Finding the Fourth Proportional to 67,199.60, 100,795.34 and 29,748.72

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Solution

The fourth proportional to 67,199.60, 100,795.34 and 29,748.72 is: 44,621.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,199.60 : 100,795.34 = 29,748.72 : x
  2. Step 2: Convert to fraction form
    67,199.60/100,795.34 = 29,748.72/x
  3. Step 3: Cross multiply
    67,199.60x = 100,795.34 × 29,748.72
  4. Step 4: Simplify right side
    67,199.60x = 2,998,532,346.96
  5. Step 5: Solve for x
    x = 2,998,532,346.96/67,199.60
  6. Step 6: Final answer
    x = 44,621.28

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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.