Home / 118,161.12-177,250.56-33,920.61

Finding the Fourth Proportional to 118,161.12, 177,250.56 and 33,920.61

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Solution

The fourth proportional to 118,161.12, 177,250.56 and 33,920.61 is: 50,883.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,161.12 : 177,250.56 = 33,920.61 : x
  2. Step 2: Convert to fraction form
    118,161.12/177,250.56 = 33,920.61/x
  3. Step 3: Cross multiply
    118,161.12x = 177,250.56 × 33,920.61
  4. Step 4: Simplify right side
    118,161.12x = 6,012,447,118.04
  5. Step 5: Solve for x
    x = 6,012,447,118.04/118,161.12
  6. Step 6: Final answer
    x = 50,883.46

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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.