Home / 50,344.80-69,458.54-31,217.69

Finding the Fourth Proportional to 50,344.80, 69,458.54 and 31,217.69

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Solution

The fourth proportional to 50,344.80, 69,458.54 and 31,217.69 is: 43,069.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,344.80 : 69,458.54 = 31,217.69 : x
  2. Step 2: Convert to fraction form
    50,344.80/69,458.54 = 31,217.69/x
  3. Step 3: Cross multiply
    50,344.80x = 69,458.54 × 31,217.69
  4. Step 4: Simplify right side
    50,344.80x = 2,168,334,666.19
  5. Step 5: Solve for x
    x = 2,168,334,666.19/50,344.80
  6. Step 6: Final answer
    x = 43,069.68

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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.