Home / 118,229.42-163,160.22-67,249.51

Finding the Fourth Proportional to 118,229.42, 163,160.22 and 67,249.51

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Solution

The fourth proportional to 118,229.42, 163,160.22 and 67,249.51 is: 92,806.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,229.42 : 163,160.22 = 67,249.51 : x
  2. Step 2: Convert to fraction form
    118,229.42/163,160.22 = 67,249.51/x
  3. Step 3: Cross multiply
    118,229.42x = 163,160.22 × 67,249.51
  4. Step 4: Simplify right side
    118,229.42x = 10,972,444,690.78
  5. Step 5: Solve for x
    x = 10,972,444,690.78/118,229.42
  6. Step 6: Final answer
    x = 92,806.38

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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.