Home / 54,696.07-82,011.25-21,376.43

Finding the Fourth Proportional to 54,696.07, 82,011.25 and 21,376.43

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Solution

The fourth proportional to 54,696.07, 82,011.25 and 21,376.43 is: 32,051.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,696.07 : 82,011.25 = 21,376.43 : x
  2. Step 2: Convert to fraction form
    54,696.07/82,011.25 = 21,376.43/x
  3. Step 3: Cross multiply
    54,696.07x = 82,011.25 × 21,376.43
  4. Step 4: Simplify right side
    54,696.07x = 1,753,107,744.84
  5. Step 5: Solve for x
    x = 1,753,107,744.84/54,696.07
  6. Step 6: Final answer
    x = 32,051.80

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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.