Home / 118,014.70-163,067.43-94,336.78

Finding the Fourth Proportional to 118,014.70, 163,067.43 and 94,336.78

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Solution

The fourth proportional to 118,014.70, 163,067.43 and 94,336.78 is: 130,350.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,014.70 : 163,067.43 = 94,336.78 : x
  2. Step 2: Convert to fraction form
    118,014.70/163,067.43 = 94,336.78/x
  3. Step 3: Cross multiply
    118,014.70x = 163,067.43 × 94,336.78
  4. Step 4: Simplify right side
    118,014.70x = 15,383,256,269.08
  5. Step 5: Solve for x
    x = 15,383,256,269.08/118,014.70
  6. Step 6: Final answer
    x = 130,350.34

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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.