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Finding the Fourth Proportional to 162,486.30, 243,873.45 and 95,843.10

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Solution

The fourth proportional to 162,486.30, 243,873.45 and 95,843.10 is: 143,849.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,486.30 : 243,873.45 = 95,843.10 : x
  2. Step 2: Convert to fraction form
    162,486.30/243,873.45 = 95,843.10/x
  3. Step 3: Cross multiply
    162,486.30x = 243,873.45 × 95,843.10
  4. Step 4: Simplify right side
    162,486.30x = 23,373,587,455.70
  5. Step 5: Solve for x
    x = 23,373,587,455.70/162,486.30
  6. Step 6: Final answer
    x = 143,849.59

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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.