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Finding the Fourth Proportional to 111,662.37, 167,457.56 and 36,764.67

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Solution

The fourth proportional to 111,662.37, 167,457.56 and 36,764.67 is: 55,135.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,662.37 : 167,457.56 = 36,764.67 : x
  2. Step 2: Convert to fraction form
    111,662.37/167,457.56 = 36,764.67/x
  3. Step 3: Cross multiply
    111,662.37x = 167,457.56 × 36,764.67
  4. Step 4: Simplify right side
    111,662.37x = 6,156,521,748.58
  5. Step 5: Solve for x
    x = 6,156,521,748.58/111,662.37
  6. Step 6: Final answer
    x = 55,135.15

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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.