Home / 267,436.20-401,154.30-89,924.70

Finding the Fourth Proportional to 267,436.20, 401,154.30 and 89,924.70

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Solution

The fourth proportional to 267,436.20, 401,154.30 and 89,924.70 is: 134,887.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,436.20 : 401,154.30 = 89,924.70 : x
  2. Step 2: Convert to fraction form
    267,436.20/401,154.30 = 89,924.70/x
  3. Step 3: Cross multiply
    267,436.20x = 401,154.30 × 89,924.70
  4. Step 4: Simplify right side
    267,436.20x = 36,073,680,081.21
  5. Step 5: Solve for x
    x = 36,073,680,081.21/267,436.20
  6. Step 6: Final answer
    x = 134,887.05

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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.