Home / 129,082.14-178,083.58-95,171.30

Finding the Fourth Proportional to 129,082.14, 178,083.58 and 95,171.30

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Solution

The fourth proportional to 129,082.14, 178,083.58 and 95,171.30 is: 131,299.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,082.14 : 178,083.58 = 95,171.30 : x
  2. Step 2: Convert to fraction form
    129,082.14/178,083.58 = 95,171.30/x
  3. Step 3: Cross multiply
    129,082.14x = 178,083.58 × 95,171.30
  4. Step 4: Simplify right side
    129,082.14x = 16,948,445,817.25
  5. Step 5: Solve for x
    x = 16,948,445,817.25/129,082.14
  6. Step 6: Final answer
    x = 131,299.70

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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.