Home / 53,571.92-80,294.16-40,380.80

Finding the Fourth Proportional to 53,571.92, 80,294.16 and 40,380.80

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Solution

The fourth proportional to 53,571.92, 80,294.16 and 40,380.80 is: 60,523.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,571.92 : 80,294.16 = 40,380.80 : x
  2. Step 2: Convert to fraction form
    53,571.92/80,294.16 = 40,380.80/x
  3. Step 3: Cross multiply
    53,571.92x = 80,294.16 × 40,380.80
  4. Step 4: Simplify right side
    53,571.92x = 3,242,342,416.13
  5. Step 5: Solve for x
    x = 3,242,342,416.13/53,571.92
  6. Step 6: Final answer
    x = 60,523.17

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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.