Home / 115,733.93-159,697.31-67,322.66

Finding the Fourth Proportional to 115,733.93, 159,697.31 and 67,322.66

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Solution

The fourth proportional to 115,733.93, 159,697.31 and 67,322.66 is: 92,896.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,733.93 : 159,697.31 = 67,322.66 : x
  2. Step 2: Convert to fraction form
    115,733.93/159,697.31 = 67,322.66/x
  3. Step 3: Cross multiply
    115,733.93x = 159,697.31 × 67,322.66
  4. Step 4: Simplify right side
    115,733.93x = 10,751,246,568.94
  5. Step 5: Solve for x
    x = 10,751,246,568.94/115,733.93
  6. Step 6: Final answer
    x = 92,896.24

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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.