Home / 196,102.32-294,188.04-91,039.92

Finding the Fourth Proportional to 196,102.32, 294,188.04 and 91,039.92

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Solution

The fourth proportional to 196,102.32, 294,188.04 and 91,039.92 is: 136,575.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,102.32 : 294,188.04 = 91,039.92 : x
  2. Step 2: Convert to fraction form
    196,102.32/294,188.04 = 91,039.92/x
  3. Step 3: Cross multiply
    196,102.32x = 294,188.04 × 91,039.92
  4. Step 4: Simplify right side
    196,102.32x = 26,782,855,626.56
  5. Step 5: Solve for x
    x = 26,782,855,626.56/196,102.32
  6. Step 6: Final answer
    x = 136,575.92

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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.