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Finding the Fourth Proportional to 61,976.96, 92,958.72 and 36,679.04

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Solution

The fourth proportional to 61,976.96, 92,958.72 and 36,679.04 is: 55,014.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,976.96 : 92,958.72 = 36,679.04 : x
  2. Step 2: Convert to fraction form
    61,976.96/92,958.72 = 36,679.04/x
  3. Step 3: Cross multiply
    61,976.96x = 92,958.72 × 36,679.04
  4. Step 4: Simplify right side
    61,976.96x = 3,409,636,609.23
  5. Step 5: Solve for x
    x = 3,409,636,609.23/61,976.96
  6. Step 6: Final answer
    x = 55,014.58

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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.