Home / 49,540.39-74,313.02-19,954.22

Finding the Fourth Proportional to 49,540.39, 74,313.02 and 19,954.22

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Solution

The fourth proportional to 49,540.39, 74,313.02 and 19,954.22 is: 29,932.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,540.39 : 74,313.02 = 19,954.22 : x
  2. Step 2: Convert to fraction form
    49,540.39/74,313.02 = 19,954.22/x
  3. Step 3: Cross multiply
    49,540.39x = 74,313.02 × 19,954.22
  4. Step 4: Simplify right side
    49,540.39x = 1,482,858,250.17
  5. Step 5: Solve for x
    x = 1,482,858,250.17/49,540.39
  6. Step 6: Final answer
    x = 29,932.31

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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.