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Finding the Fourth Proportional to 109,500.18, 151,202.34 and 73,808.34

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Solution

The fourth proportional to 109,500.18, 151,202.34 and 73,808.34 is: 101,917.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,500.18 : 151,202.34 = 73,808.34 : x
  2. Step 2: Convert to fraction form
    109,500.18/151,202.34 = 73,808.34/x
  3. Step 3: Cross multiply
    109,500.18x = 151,202.34 × 73,808.34
  4. Step 4: Simplify right side
    109,500.18x = 11,159,993,719.52
  5. Step 5: Solve for x
    x = 11,159,993,719.52/109,500.18
  6. Step 6: Final answer
    x = 101,917.58

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.