Home / 67,320.75-100,983.68-25,196.39

Finding the Fourth Proportional to 67,320.75, 100,983.68 and 25,196.39

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Solution

The fourth proportional to 67,320.75, 100,983.68 and 25,196.39 is: 37,795.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,320.75 : 100,983.68 = 25,196.39 : x
  2. Step 2: Convert to fraction form
    67,320.75/100,983.68 = 25,196.39/x
  3. Step 3: Cross multiply
    67,320.75x = 100,983.68 × 25,196.39
  4. Step 4: Simplify right side
    67,320.75x = 2,544,424,184.92
  5. Step 5: Solve for x
    x = 2,544,424,184.92/67,320.75
  6. Step 6: Final answer
    x = 37,795.54

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1.5x scale

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.