Home / 34,280.28-51,422.04-19,517.94

Finding the Fourth Proportional to 34,280.28, 51,422.04 and 19,517.94

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Solution

The fourth proportional to 34,280.28, 51,422.04 and 19,517.94 is: 29,277.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,280.28 : 51,422.04 = 19,517.94 : x
  2. Step 2: Convert to fraction form
    34,280.28/51,422.04 = 19,517.94/x
  3. Step 3: Cross multiply
    34,280.28x = 51,422.04 × 19,517.94
  4. Step 4: Simplify right side
    34,280.28x = 1,003,652,291.40
  5. Step 5: Solve for x
    x = 1,003,652,291.40/34,280.28
  6. Step 6: Final answer
    x = 29,277.83

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Why These Related Problems?

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