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Finding the Fourth Proportional to 162,961.30, 244,551.30 and 96,330.70

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Solution

The fourth proportional to 162,961.30, 244,551.30 and 96,330.70 is: 144,560.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,961.30 : 244,551.30 = 96,330.70 : x
  2. Step 2: Convert to fraction form
    162,961.30/244,551.30 = 96,330.70/x
  3. Step 3: Cross multiply
    162,961.30x = 244,551.30 × 96,330.70
  4. Step 4: Simplify right side
    162,961.30x = 23,557,797,914.91
  5. Step 5: Solve for x
    x = 23,557,797,914.91/162,961.30
  6. Step 6: Final answer
    x = 144,560.69

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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.