Home / 116,983.38-161,436.60-63,268.46

Finding the Fourth Proportional to 116,983.38, 161,436.60 and 63,268.46

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Solution

The fourth proportional to 116,983.38, 161,436.60 and 63,268.46 is: 87,310.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,983.38 : 161,436.60 = 63,268.46 : x
  2. Step 2: Convert to fraction form
    116,983.38/161,436.60 = 63,268.46/x
  3. Step 3: Cross multiply
    116,983.38x = 161,436.60 × 63,268.46
  4. Step 4: Simplify right side
    116,983.38x = 10,213,845,069.64
  5. Step 5: Solve for x
    x = 10,213,845,069.64/116,983.38
  6. Step 6: Final answer
    x = 87,310.22

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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.