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Finding the Fourth Proportional to 267,191.63, 400,750.16 and 67,499.63

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Solution

The fourth proportional to 267,191.63, 400,750.16 and 67,499.63 is: 101,240.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,191.63 : 400,750.16 = 67,499.63 : x
  2. Step 2: Convert to fraction form
    267,191.63/400,750.16 = 67,499.63/x
  3. Step 3: Cross multiply
    267,191.63x = 400,750.16 × 67,499.63
  4. Step 4: Simplify right side
    267,191.63x = 27,050,485,181.19
  5. Step 5: Solve for x
    x = 27,050,485,181.19/267,191.63
  6. Step 6: Final answer
    x = 101,240.02

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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.