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Finding the Fourth Proportional to 79,521.50, 119,282.76 and 23,361.38

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Solution

The fourth proportional to 79,521.50, 119,282.76 and 23,361.38 is: 35,042.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,521.50 : 119,282.76 = 23,361.38 : x
  2. Step 2: Convert to fraction form
    79,521.50/119,282.76 = 23,361.38/x
  3. Step 3: Cross multiply
    79,521.50x = 119,282.76 × 23,361.38
  4. Step 4: Simplify right side
    79,521.50x = 2,786,609,287.40
  5. Step 5: Solve for x
    x = 2,786,609,287.40/79,521.50
  6. Step 6: Final answer
    x = 35,042.21

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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.