Home / 67,532.78-101,311.05-25,976.54

Finding the Fourth Proportional to 67,532.78, 101,311.05 and 25,976.54

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Solution

The fourth proportional to 67,532.78, 101,311.05 and 25,976.54 is: 38,969.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,532.78 : 101,311.05 = 25,976.54 : x
  2. Step 2: Convert to fraction form
    67,532.78/101,311.05 = 25,976.54/x
  3. Step 3: Cross multiply
    67,532.78x = 101,311.05 × 25,976.54
  4. Step 4: Simplify right side
    67,532.78x = 2,631,710,542.77
  5. Step 5: Solve for x
    x = 2,631,710,542.77/67,532.78
  6. Step 6: Final answer
    x = 38,969.38

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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.