Home / 49,540.64-74,313.39-19,954.47

Finding the Fourth Proportional to 49,540.64, 74,313.39 and 19,954.47

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Solution

The fourth proportional to 49,540.64, 74,313.39 and 19,954.47 is: 29,932.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,540.64 : 74,313.39 = 19,954.47 : x
  2. Step 2: Convert to fraction form
    49,540.64/74,313.39 = 19,954.47/x
  3. Step 3: Cross multiply
    49,540.64x = 74,313.39 × 19,954.47
  4. Step 4: Simplify right side
    49,540.64x = 1,482,884,311.35
  5. Step 5: Solve for x
    x = 1,482,884,311.35/49,540.64
  6. Step 6: Final answer
    x = 29,932.69

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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.