Home / 111,849.31-154,352.74-60,862.44

Finding the Fourth Proportional to 111,849.31, 154,352.74 and 60,862.44

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Solution

The fourth proportional to 111,849.31, 154,352.74 and 60,862.44 is: 83,990.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,849.31 : 154,352.74 = 60,862.44 : x
  2. Step 2: Convert to fraction form
    111,849.31/154,352.74 = 60,862.44/x
  3. Step 3: Cross multiply
    111,849.31x = 154,352.74 × 60,862.44
  4. Step 4: Simplify right side
    111,849.31x = 9,394,284,049.64
  5. Step 5: Solve for x
    x = 9,394,284,049.64/111,849.31
  6. Step 6: Final answer
    x = 83,990.54

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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.