Home / 267,826.41-401,763.20-99,348.57

Finding the Fourth Proportional to 267,826.41, 401,763.20 and 99,348.57

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Solution

The fourth proportional to 267,826.41, 401,763.20 and 99,348.57 is: 149,031.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,826.41 : 401,763.20 = 99,348.57 : x
  2. Step 2: Convert to fraction form
    267,826.41/401,763.20 = 99,348.57/x
  3. Step 3: Cross multiply
    267,826.41x = 401,763.20 × 99,348.57
  4. Step 4: Simplify right side
    267,826.41x = 39,914,598,901.88
  5. Step 5: Solve for x
    x = 39,914,598,901.88/267,826.41
  6. Step 6: Final answer
    x = 149,031.60

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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.