Home / 23,122.13-34,688.66-7,539.75

Finding the Fourth Proportional to 23,122.13, 34,688.66 and 7,539.75

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Solution

The fourth proportional to 23,122.13, 34,688.66 and 7,539.75 is: 11,311.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,122.13 : 34,688.66 = 7,539.75 : x
  2. Step 2: Convert to fraction form
    23,122.13/34,688.66 = 7,539.75/x
  3. Step 3: Cross multiply
    23,122.13x = 34,688.66 × 7,539.75
  4. Step 4: Simplify right side
    23,122.13x = 261,543,786.54
  5. Step 5: Solve for x
    x = 261,543,786.54/23,122.13
  6. Step 6: Final answer
    x = 11,311.41

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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.