Home / 90,493.54-124,880.94-50,213.44

Finding the Fourth Proportional to 90,493.54, 124,880.94 and 50,213.44

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Solution

The fourth proportional to 90,493.54, 124,880.94 and 50,213.44 is: 69,294.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,493.54 : 124,880.94 = 50,213.44 : x
  2. Step 2: Convert to fraction form
    90,493.54/124,880.94 = 50,213.44/x
  3. Step 3: Cross multiply
    90,493.54x = 124,880.94 × 50,213.44
  4. Step 4: Simplify right side
    90,493.54x = 6,270,701,587.83
  5. Step 5: Solve for x
    x = 6,270,701,587.83/90,493.54
  6. Step 6: Final answer
    x = 69,294.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.