Home / 50,416.80-75,107.82-48,142.32

Finding the Fourth Proportional to 50,416.80, 75,107.82 and 48,142.32

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Solution

The fourth proportional to 50,416.80, 75,107.82 and 48,142.32 is: 71,719.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,416.80 : 75,107.82 = 48,142.32 : x
  2. Step 2: Convert to fraction form
    50,416.80/75,107.82 = 48,142.32/x
  3. Step 3: Cross multiply
    50,416.80x = 75,107.82 × 48,142.32
  4. Step 4: Simplify right side
    50,416.80x = 3,615,864,704.94
  5. Step 5: Solve for x
    x = 3,615,864,704.94/50,416.80
  6. Step 6: Final answer
    x = 71,719.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.