Home / 50,344.75-69,458.45-31,217.63

Finding the Fourth Proportional to 50,344.75, 69,458.45 and 31,217.63

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Solution

The fourth proportional to 50,344.75, 69,458.45 and 31,217.63 is: 43,069.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,344.75 : 69,458.45 = 31,217.63 : x
  2. Step 2: Convert to fraction form
    50,344.75/69,458.45 = 31,217.63/x
  3. Step 3: Cross multiply
    50,344.75x = 69,458.45 × 31,217.63
  4. Step 4: Simplify right side
    50,344.75x = 2,168,328,036.39
  5. Step 5: Solve for x
    x = 2,168,328,036.39/50,344.75
  6. Step 6: Final answer
    x = 43,069.60

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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.