Home / 54,939.84-75,817.08-29,789.16

Finding the Fourth Proportional to 54,939.84, 75,817.08 and 29,789.16

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Solution

The fourth proportional to 54,939.84, 75,817.08 and 29,789.16 is: 41,109.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,939.84 : 75,817.08 = 29,789.16 : x
  2. Step 2: Convert to fraction form
    54,939.84/75,817.08 = 29,789.16/x
  3. Step 3: Cross multiply
    54,939.84x = 75,817.08 × 29,789.16
  4. Step 4: Simplify right side
    54,939.84x = 2,258,527,126.85
  5. Step 5: Solve for x
    x = 2,258,527,126.85/54,939.84
  6. Step 6: Final answer
    x = 41,109.10

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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.