Home / 196,336.85-293,889.87-135,190.35

Finding the Fourth Proportional to 196,336.85, 293,889.87 and 135,190.35

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Solution

The fourth proportional to 196,336.85, 293,889.87 and 135,190.35 is: 202,361.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,336.85 : 293,889.87 = 135,190.35 : x
  2. Step 2: Convert to fraction form
    196,336.85/293,889.87 = 135,190.35/x
  3. Step 3: Cross multiply
    196,336.85x = 293,889.87 × 135,190.35
  4. Step 4: Simplify right side
    196,336.85x = 39,731,074,386.75
  5. Step 5: Solve for x
    x = 39,731,074,386.75/196,336.85
  6. Step 6: Final answer
    x = 202,361.78

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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.