Home / 54,696.93-81,996.12-19,628.34

Finding the Fourth Proportional to 54,696.93, 81,996.12 and 19,628.34

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Solution

The fourth proportional to 54,696.93, 81,996.12 and 19,628.34 is: 29,424.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,696.93 : 81,996.12 = 19,628.34 : x
  2. Step 2: Convert to fraction form
    54,696.93/81,996.12 = 19,628.34/x
  3. Step 3: Cross multiply
    54,696.93x = 81,996.12 × 19,628.34
  4. Step 4: Simplify right side
    54,696.93x = 1,609,447,722.04
  5. Step 5: Solve for x
    x = 1,609,447,722.04/54,696.93
  6. Step 6: Final answer
    x = 29,424.83

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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.