Home / 84,996.72-127,494.04-38,216.56

Finding the Fourth Proportional to 84,996.72, 127,494.04 and 38,216.56

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Solution

The fourth proportional to 84,996.72, 127,494.04 and 38,216.56 is: 57,324.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,996.72 : 127,494.04 = 38,216.56 : x
  2. Step 2: Convert to fraction form
    84,996.72/127,494.04 = 38,216.56/x
  3. Step 3: Cross multiply
    84,996.72x = 127,494.04 × 38,216.56
  4. Step 4: Simplify right side
    84,996.72x = 4,872,383,629.30
  5. Step 5: Solve for x
    x = 4,872,383,629.30/84,996.72
  6. Step 6: Final answer
    x = 57,324.37

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1.5x scale

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.