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Finding the Fourth Proportional to 245,377.80, 368,082.09 and 95,568.30

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Solution

The fourth proportional to 245,377.80, 368,082.09 and 95,568.30 is: 143,358.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,377.80 : 368,082.09 = 95,568.30 : x
  2. Step 2: Convert to fraction form
    245,377.80/368,082.09 = 95,568.30/x
  3. Step 3: Cross multiply
    245,377.80x = 368,082.09 × 95,568.30
  4. Step 4: Simplify right side
    245,377.80x = 35,176,979,601.75
  5. Step 5: Solve for x
    x = 35,176,979,601.75/245,377.80
  6. Step 6: Final answer
    x = 143,358.44

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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.