Home / 54,696.20-82,011.45-21,376.54

Finding the Fourth Proportional to 54,696.20, 82,011.45 and 21,376.54

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Solution

The fourth proportional to 54,696.20, 82,011.45 and 21,376.54 is: 32,051.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,696.20 : 82,011.45 = 21,376.54 : x
  2. Step 2: Convert to fraction form
    54,696.20/82,011.45 = 21,376.54/x
  3. Step 3: Cross multiply
    54,696.20x = 82,011.45 × 21,376.54
  4. Step 4: Simplify right side
    54,696.20x = 1,753,121,224.06
  5. Step 5: Solve for x
    x = 1,753,121,224.06/54,696.20
  6. Step 6: Final answer
    x = 32,051.98

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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.