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Finding the Fourth Proportional to 73,605.86, 110,441.61 and 26,847.80

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Solution

The fourth proportional to 73,605.86, 110,441.61 and 26,847.80 is: 40,283.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,605.86 : 110,441.61 = 26,847.80 : x
  2. Step 2: Convert to fraction form
    73,605.86/110,441.61 = 26,847.80/x
  3. Step 3: Cross multiply
    73,605.86x = 110,441.61 × 26,847.80
  4. Step 4: Simplify right side
    73,605.86x = 2,965,114,256.96
  5. Step 5: Solve for x
    x = 2,965,114,256.96/73,605.86
  6. Step 6: Final answer
    x = 40,283.67

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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.