Home / 34,865.70-52,169.34-20,833.36

Finding the Fourth Proportional to 34,865.70, 52,169.34 and 20,833.36

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Solution

The fourth proportional to 34,865.70, 52,169.34 and 20,833.36 is: 31,172.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,865.70 : 52,169.34 = 20,833.36 : x
  2. Step 2: Convert to fraction form
    34,865.70/52,169.34 = 20,833.36/x
  3. Step 3: Cross multiply
    34,865.70x = 52,169.34 × 20,833.36
  4. Step 4: Simplify right side
    34,865.70x = 1,086,862,641.18
  5. Step 5: Solve for x
    x = 1,086,862,641.18/34,865.70
  6. Step 6: Final answer
    x = 31,172.83

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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.