Home / 116,983.54-161,437.14-63,268.06

Finding the Fourth Proportional to 116,983.54, 161,437.14 and 63,268.06

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Solution

The fourth proportional to 116,983.54, 161,437.14 and 63,268.06 is: 87,309.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,983.54 : 161,437.14 = 63,268.06 : x
  2. Step 2: Convert to fraction form
    116,983.54/161,437.14 = 63,268.06/x
  3. Step 3: Cross multiply
    116,983.54x = 161,437.14 × 63,268.06
  4. Step 4: Simplify right side
    116,983.54x = 10,213,814,659.75
  5. Step 5: Solve for x
    x = 10,213,814,659.75/116,983.54
  6. Step 6: Final answer
    x = 87,309.84

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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.