Home / 67,250.45-92,805.89-38,571.21

Finding the Fourth Proportional to 67,250.45, 92,805.89 and 38,571.21

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Solution

The fourth proportional to 67,250.45, 92,805.89 and 38,571.21 is: 53,228.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,250.45 : 92,805.89 = 38,571.21 : x
  2. Step 2: Convert to fraction form
    67,250.45/92,805.89 = 38,571.21/x
  3. Step 3: Cross multiply
    67,250.45x = 92,805.89 × 38,571.21
  4. Step 4: Simplify right side
    67,250.45x = 3,579,635,472.43
  5. Step 5: Solve for x
    x = 3,579,635,472.43/67,250.45
  6. Step 6: Final answer
    x = 53,228.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.