Home / 116,838.12-161,236.50-63,846.12

Finding the Fourth Proportional to 116,838.12, 161,236.50 and 63,846.12

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Solution

The fourth proportional to 116,838.12, 161,236.50 and 63,846.12 is: 88,107.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,838.12 : 161,236.50 = 63,846.12 : x
  2. Step 2: Convert to fraction form
    116,838.12/161,236.50 = 63,846.12/x
  3. Step 3: Cross multiply
    116,838.12x = 161,236.50 × 63,846.12
  4. Step 4: Simplify right side
    116,838.12x = 10,294,324,927.38
  5. Step 5: Solve for x
    x = 10,294,324,927.38/116,838.12
  6. Step 6: Final answer
    x = 88,107.59

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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.