Home / 196,199.58-294,474.32-91,077.78

Finding the Fourth Proportional to 196,199.58, 294,474.32 and 91,077.78

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Solution

The fourth proportional to 196,199.58, 294,474.32 and 91,077.78 is: 136,697.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,199.58 : 294,474.32 = 91,077.78 : x
  2. Step 2: Convert to fraction form
    196,199.58/294,474.32 = 91,077.78/x
  3. Step 3: Cross multiply
    196,199.58x = 294,474.32 × 91,077.78
  4. Step 4: Simplify right side
    196,199.58x = 26,820,067,332.61
  5. Step 5: Solve for x
    x = 26,820,067,332.61/196,199.58
  6. Step 6: Final answer
    x = 136,697.88

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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.