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Finding the Fourth Proportional to 101,401.89, 151,995.58 and 38,194.67

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Solution

The fourth proportional to 101,401.89, 151,995.58 and 38,194.67 is: 57,251.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,401.89 : 151,995.58 = 38,194.67 : x
  2. Step 2: Convert to fraction form
    101,401.89/151,995.58 = 38,194.67/x
  3. Step 3: Cross multiply
    101,401.89x = 151,995.58 × 38,194.67
  4. Step 4: Simplify right side
    101,401.89x = 5,805,420,164.09
  5. Step 5: Solve for x
    x = 5,805,420,164.09/101,401.89
  6. Step 6: Final answer
    x = 57,251.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.