Home / 69,125.43-103,721.55-33,617.07

Finding the Fourth Proportional to 69,125.43, 103,721.55 and 33,617.07

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Solution

The fourth proportional to 69,125.43, 103,721.55 and 33,617.07 is: 50,441.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,125.43 : 103,721.55 = 33,617.07 : x
  2. Step 2: Convert to fraction form
    69,125.43/103,721.55 = 33,617.07/x
  3. Step 3: Cross multiply
    69,125.43x = 103,721.55 × 33,617.07
  4. Step 4: Simplify right side
    69,125.43x = 3,486,814,606.86
  5. Step 5: Solve for x
    x = 3,486,814,606.86/69,125.43
  6. Step 6: Final answer
    x = 50,441.85

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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.