Home / 118,229.52-163,160.31-67,249.57

Finding the Fourth Proportional to 118,229.52, 163,160.31 and 67,249.57

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Solution

The fourth proportional to 118,229.52, 163,160.31 and 67,249.57 is: 92,806.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,229.52 : 163,160.31 = 67,249.57 : x
  2. Step 2: Convert to fraction form
    118,229.52/163,160.31 = 67,249.57/x
  3. Step 3: Cross multiply
    118,229.52x = 163,160.31 × 67,249.57
  4. Step 4: Simplify right side
    118,229.52x = 10,972,460,688.57
  5. Step 5: Solve for x
    x = 10,972,460,688.57/118,229.52
  6. Step 6: Final answer
    x = 92,806.44

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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.