Home / 54,939.83-75,817.42-29,789.33

Finding the Fourth Proportional to 54,939.83, 75,817.42 and 29,789.33

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Solution

The fourth proportional to 54,939.83, 75,817.42 and 29,789.33 is: 41,109.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,939.83 : 75,817.42 = 29,789.33 : x
  2. Step 2: Convert to fraction form
    54,939.83/75,817.42 = 29,789.33/x
  3. Step 3: Cross multiply
    54,939.83x = 75,817.42 × 29,789.33
  4. Step 4: Simplify right side
    54,939.83x = 2,258,550,412.17
  5. Step 5: Solve for x
    x = 2,258,550,412.17/54,939.83
  6. Step 6: Final answer
    x = 41,109.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.