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Finding the Fourth Proportional to 61,861.62, 92,730.12 and 24,448.20

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Solution

The fourth proportional to 61,861.62, 92,730.12 and 24,448.20 is: 36,647.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,861.62 : 92,730.12 = 24,448.20 : x
  2. Step 2: Convert to fraction form
    61,861.62/92,730.12 = 24,448.20/x
  3. Step 3: Cross multiply
    61,861.62x = 92,730.12 × 24,448.20
  4. Step 4: Simplify right side
    61,861.62x = 2,267,084,519.78
  5. Step 5: Solve for x
    x = 2,267,084,519.78/61,861.62
  6. Step 6: Final answer
    x = 36,647.67

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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.