Home / 116,936.24-161,372.02-63,221.24

Finding the Fourth Proportional to 116,936.24, 161,372.02 and 63,221.24

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Solution

The fourth proportional to 116,936.24, 161,372.02 and 63,221.24 is: 87,245.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,936.24 : 161,372.02 = 63,221.24 : x
  2. Step 2: Convert to fraction form
    116,936.24/161,372.02 = 63,221.24/x
  3. Step 3: Cross multiply
    116,936.24x = 161,372.02 × 63,221.24
  4. Step 4: Simplify right side
    116,936.24x = 10,202,139,205.70
  5. Step 5: Solve for x
    x = 10,202,139,205.70/116,936.24
  6. Step 6: Final answer
    x = 87,245.32

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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.