Home / 168,639.86-232,726.38-92,163.71

Finding the Fourth Proportional to 168,639.86, 232,726.38 and 92,163.71

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Solution

The fourth proportional to 168,639.86, 232,726.38 and 92,163.71 is: 127,187.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,639.86 : 232,726.38 = 92,163.71 : x
  2. Step 2: Convert to fraction form
    168,639.86/232,726.38 = 92,163.71/x
  3. Step 3: Cross multiply
    168,639.86x = 232,726.38 × 92,163.71
  4. Step 4: Simplify right side
    168,639.86x = 21,448,926,134.85
  5. Step 5: Solve for x
    x = 21,448,926,134.85/168,639.86
  6. Step 6: Final answer
    x = 127,187.76

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1.5x scale

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.