Home / 196,519.20-294,777.60-56,278.08

Finding the Fourth Proportional to 196,519.20, 294,777.60 and 56,278.08

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Solution

The fourth proportional to 196,519.20, 294,777.60 and 56,278.08 is: 84,416.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,519.20 : 294,777.60 = 56,278.08 : x
  2. Step 2: Convert to fraction form
    196,519.20/294,777.60 = 56,278.08/x
  3. Step 3: Cross multiply
    196,519.20x = 294,777.60 × 56,278.08
  4. Step 4: Simplify right side
    196,519.20x = 16,589,517,355.01
  5. Step 5: Solve for x
    x = 16,589,517,355.01/196,519.20
  6. Step 6: Final answer
    x = 84,416.78

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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.