Home / 54,116.10-74,676.87-30,242.16

Finding the Fourth Proportional to 54,116.10, 74,676.87 and 30,242.16

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Solution

The fourth proportional to 54,116.10, 74,676.87 and 30,242.16 is: 41,732.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,116.10 : 74,676.87 = 30,242.16 : x
  2. Step 2: Convert to fraction form
    54,116.10/74,676.87 = 30,242.16/x
  3. Step 3: Cross multiply
    54,116.10x = 74,676.87 × 30,242.16
  4. Step 4: Simplify right side
    54,116.10x = 2,258,389,850.84
  5. Step 5: Solve for x
    x = 2,258,389,850.84/54,116.10
  6. Step 6: Final answer
    x = 41,732.31

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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.