Home / 54,922.60-82,383.91-19,854.06

Finding the Fourth Proportional to 54,922.60, 82,383.91 and 19,854.06

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Solution

The fourth proportional to 54,922.60, 82,383.91 and 19,854.06 is: 29,781.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,922.60 : 82,383.91 = 19,854.06 : x
  2. Step 2: Convert to fraction form
    54,922.60/82,383.91 = 19,854.06/x
  3. Step 3: Cross multiply
    54,922.60x = 82,383.91 × 19,854.06
  4. Step 4: Simplify right side
    54,922.60x = 1,635,654,733.60
  5. Step 5: Solve for x
    x = 1,635,654,733.60/54,922.60
  6. Step 6: Final answer
    x = 29,781.09

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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.