Home / 48,933.20-73,399.80-40,476.80

Finding the Fourth Proportional to 48,933.20, 73,399.80 and 40,476.80

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Solution

The fourth proportional to 48,933.20, 73,399.80 and 40,476.80 is: 60,715.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,933.20 : 73,399.80 = 40,476.80 : x
  2. Step 2: Convert to fraction form
    48,933.20/73,399.80 = 40,476.80/x
  3. Step 3: Cross multiply
    48,933.20x = 73,399.80 × 40,476.80
  4. Step 4: Simplify right side
    48,933.20x = 2,970,989,024.64
  5. Step 5: Solve for x
    x = 2,970,989,024.64/48,933.20
  6. Step 6: Final answer
    x = 60,715.20

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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.