Home / 50,920.07-76,361.88-17,631.20

Finding the Fourth Proportional to 50,920.07, 76,361.88 and 17,631.20

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Solution

The fourth proportional to 50,920.07, 76,361.88 and 17,631.20 is: 26,440.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,920.07 : 76,361.88 = 17,631.20 : x
  2. Step 2: Convert to fraction form
    50,920.07/76,361.88 = 17,631.20/x
  3. Step 3: Cross multiply
    50,920.07x = 76,361.88 × 17,631.20
  4. Step 4: Simplify right side
    50,920.07x = 1,346,351,578.66
  5. Step 5: Solve for x
    x = 1,346,351,578.66/50,920.07
  6. Step 6: Final answer
    x = 26,440.49

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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.