Home / 50,414.40-75,621.60-46,612.80

Finding the Fourth Proportional to 50,414.40, 75,621.60 and 46,612.80

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Solution

The fourth proportional to 50,414.40, 75,621.60 and 46,612.80 is: 69,919.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,414.40 : 75,621.60 = 46,612.80 : x
  2. Step 2: Convert to fraction form
    50,414.40/75,621.60 = 46,612.80/x
  3. Step 3: Cross multiply
    50,414.40x = 75,621.60 × 46,612.80
  4. Step 4: Simplify right side
    50,414.40x = 3,524,934,516.48
  5. Step 5: Solve for x
    x = 3,524,934,516.48/50,414.40
  6. Step 6: Final answer
    x = 69,919.20

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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.