Home / 54,851.31-82,214.75-25,207.88

Finding the Fourth Proportional to 54,851.31, 82,214.75 and 25,207.88

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Solution

The fourth proportional to 54,851.31, 82,214.75 and 25,207.88 is: 37,783.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,851.31 : 82,214.75 = 25,207.88 : x
  2. Step 2: Convert to fraction form
    54,851.31/82,214.75 = 25,207.88/x
  3. Step 3: Cross multiply
    54,851.31x = 82,214.75 × 25,207.88
  4. Step 4: Simplify right side
    54,851.31x = 2,072,459,015.12
  5. Step 5: Solve for x
    x = 2,072,459,015.12/54,851.31
  6. Step 6: Final answer
    x = 37,783.22

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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.