Home / 118,080.45-177,176.16-58,920.75

Finding the Fourth Proportional to 118,080.45, 177,176.16 and 58,920.75

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Solution

The fourth proportional to 118,080.45, 177,176.16 and 58,920.75 is: 88,408.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,080.45 : 177,176.16 = 58,920.75 : x
  2. Step 2: Convert to fraction form
    118,080.45/177,176.16 = 58,920.75/x
  3. Step 3: Cross multiply
    118,080.45x = 177,176.16 × 58,920.75
  4. Step 4: Simplify right side
    118,080.45x = 10,439,352,229.32
  5. Step 5: Solve for x
    x = 10,439,352,229.32/118,080.45
  6. Step 6: Final answer
    x = 88,408.81

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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.