Home / 274,844.88-412,170.08-130,733.76

Finding the Fourth Proportional to 274,844.88, 412,170.08 and 130,733.76

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Solution

The fourth proportional to 274,844.88, 412,170.08 and 130,733.76 is: 196,054.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,844.88 : 412,170.08 = 130,733.76 : x
  2. Step 2: Convert to fraction form
    274,844.88/412,170.08 = 130,733.76/x
  3. Step 3: Cross multiply
    274,844.88x = 412,170.08 × 130,733.76
  4. Step 4: Simplify right side
    274,844.88x = 53,884,544,317.90
  5. Step 5: Solve for x
    x = 53,884,544,317.90/274,844.88
  6. Step 6: Final answer
    x = 196,054.39

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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.