Home / 69,905.23-96,470.31-38,074.09

Finding the Fourth Proportional to 69,905.23, 96,470.31 and 38,074.09

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Solution

The fourth proportional to 69,905.23, 96,470.31 and 38,074.09 is: 52,542.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,905.23 : 96,470.31 = 38,074.09 : x
  2. Step 2: Convert to fraction form
    69,905.23/96,470.31 = 38,074.09/x
  3. Step 3: Cross multiply
    69,905.23x = 96,470.31 × 38,074.09
  4. Step 4: Simplify right side
    69,905.23x = 3,673,019,265.27
  5. Step 5: Solve for x
    x = 3,673,019,265.27/69,905.23
  6. Step 6: Final answer
    x = 52,542.84

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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.