Home / 111,962.44-154,505.07-60,974.08

Finding the Fourth Proportional to 111,962.44, 154,505.07 and 60,974.08

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Solution

The fourth proportional to 111,962.44, 154,505.07 and 60,974.08 is: 84,142.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,962.44 : 154,505.07 = 60,974.08 : x
  2. Step 2: Convert to fraction form
    111,962.44/154,505.07 = 60,974.08/x
  3. Step 3: Cross multiply
    111,962.44x = 154,505.07 × 60,974.08
  4. Step 4: Simplify right side
    111,962.44x = 9,420,804,498.59
  5. Step 5: Solve for x
    x = 9,420,804,498.59/111,962.44
  6. Step 6: Final answer
    x = 84,142.54

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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.