Home / 49,376.36-74,072.24-21,304.33

Finding the Fourth Proportional to 49,376.36, 74,072.24 and 21,304.33

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Solution

The fourth proportional to 49,376.36, 74,072.24 and 21,304.33 is: 31,959.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,376.36 : 74,072.24 = 21,304.33 : x
  2. Step 2: Convert to fraction form
    49,376.36/74,072.24 = 21,304.33/x
  3. Step 3: Cross multiply
    49,376.36x = 74,072.24 × 21,304.33
  4. Step 4: Simplify right side
    49,376.36x = 1,578,059,444.80
  5. Step 5: Solve for x
    x = 1,578,059,444.80/49,376.36
  6. Step 6: Final answer
    x = 31,959.82

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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.