Home / 116,951.43-161,393.07-63,236.49

Finding the Fourth Proportional to 116,951.43, 161,393.07 and 63,236.49

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Solution

The fourth proportional to 116,951.43, 161,393.07 and 63,236.49 is: 87,266.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,951.43 : 161,393.07 = 63,236.49 : x
  2. Step 2: Convert to fraction form
    116,951.43/161,393.07 = 63,236.49/x
  3. Step 3: Cross multiply
    116,951.43x = 161,393.07 × 63,236.49
  4. Step 4: Simplify right side
    116,951.43x = 10,205,931,257.12
  5. Step 5: Solve for x
    x = 10,205,931,257.12/116,951.43
  6. Step 6: Final answer
    x = 87,266.41

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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.