Home / 118,961.88-178,397.46-40,054.92

Finding the Fourth Proportional to 118,961.88, 178,397.46 and 40,054.92

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Solution

The fourth proportional to 118,961.88, 178,397.46 and 40,054.92 is: 60,067.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,961.88 : 178,397.46 = 40,054.92 : x
  2. Step 2: Convert to fraction form
    118,961.88/178,397.46 = 40,054.92/x
  3. Step 3: Cross multiply
    118,961.88x = 178,397.46 × 40,054.92
  4. Step 4: Simplify right side
    118,961.88x = 7,145,695,988.50
  5. Step 5: Solve for x
    x = 7,145,695,988.50/118,961.88
  6. Step 6: Final answer
    x = 60,067.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.