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Finding the Fourth Proportional to 69,950.56, 96,531.78 and 38,119.49

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Solution

The fourth proportional to 69,950.56, 96,531.78 and 38,119.49 is: 52,604.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,950.56 : 96,531.78 = 38,119.49 : x
  2. Step 2: Convert to fraction form
    69,950.56/96,531.78 = 38,119.49/x
  3. Step 3: Cross multiply
    69,950.56x = 96,531.78 × 38,119.49
  4. Step 4: Simplify right side
    69,950.56x = 3,679,742,222.39
  5. Step 5: Solve for x
    x = 3,679,742,222.39/69,950.56
  6. Step 6: Final answer
    x = 52,604.90

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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.