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Finding the Fourth Proportional to 63,255.96, 87,293.61 and 34,961.67

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Solution

The fourth proportional to 63,255.96, 87,293.61 and 34,961.67 is: 48,247.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,255.96 : 87,293.61 = 34,961.67 : x
  2. Step 2: Convert to fraction form
    63,255.96/87,293.61 = 34,961.67/x
  3. Step 3: Cross multiply
    63,255.96x = 87,293.61 × 34,961.67
  4. Step 4: Simplify right side
    63,255.96x = 3,051,930,385.93
  5. Step 5: Solve for x
    x = 3,051,930,385.93/63,255.96
  6. Step 6: Final answer
    x = 48,247.32

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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.