Home / 222,734.60-334,134.30-72,949.40

Finding the Fourth Proportional to 222,734.60, 334,134.30 and 72,949.40

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Solution

The fourth proportional to 222,734.60, 334,134.30 and 72,949.40 is: 109,434.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,734.60 : 334,134.30 = 72,949.40 : x
  2. Step 2: Convert to fraction form
    222,734.60/334,134.30 = 72,949.40/x
  3. Step 3: Cross multiply
    222,734.60x = 334,134.30 × 72,949.40
  4. Step 4: Simplify right side
    222,734.60x = 24,374,896,704.42
  5. Step 5: Solve for x
    x = 24,374,896,704.42/222,734.60
  6. Step 6: Final answer
    x = 109,434.71

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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.