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Finding the Fourth Proportional to 88,493.06, 122,120.37 and 48,749.06

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Solution

The fourth proportional to 88,493.06, 122,120.37 and 48,749.06 is: 67,273.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,493.06 : 122,120.37 = 48,749.06 : x
  2. Step 2: Convert to fraction form
    88,493.06/122,120.37 = 48,749.06/x
  3. Step 3: Cross multiply
    88,493.06x = 122,120.37 × 48,749.06
  4. Step 4: Simplify right side
    88,493.06x = 5,953,253,244.35
  5. Step 5: Solve for x
    x = 5,953,253,244.35/88,493.06
  6. Step 6: Final answer
    x = 67,273.67

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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.