Home / 129,286.50-178,527.58-95,353.84

Finding the Fourth Proportional to 129,286.50, 178,527.58 and 95,353.84

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Solution

The fourth proportional to 129,286.50, 178,527.58 and 95,353.84 is: 131,671.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,286.50 : 178,527.58 = 95,353.84 : x
  2. Step 2: Convert to fraction form
    129,286.50/178,527.58 = 95,353.84/x
  3. Step 3: Cross multiply
    129,286.50x = 178,527.58 × 95,353.84
  4. Step 4: Simplify right side
    129,286.50x = 17,023,290,298.91
  5. Step 5: Solve for x
    x = 17,023,290,298.91/129,286.50
  6. Step 6: Final answer
    x = 131,671.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.