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Finding the Fourth Proportional to 361,667.08, 542,523.16 and 95,427.85

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Solution

The fourth proportional to 361,667.08, 542,523.16 and 95,427.85 is: 143,147.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,667.08 : 542,523.16 = 95,427.85 : x
  2. Step 2: Convert to fraction form
    361,667.08/542,523.16 = 95,427.85/x
  3. Step 3: Cross multiply
    361,667.08x = 542,523.16 × 95,427.85
  4. Step 4: Simplify right side
    361,667.08x = 51,771,818,734.01
  5. Step 5: Solve for x
    x = 51,771,818,734.01/361,667.08
  6. Step 6: Final answer
    x = 143,147.72

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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.