Home / 196,728.20-295,165.20-63,612.80

Finding the Fourth Proportional to 196,728.20, 295,165.20 and 63,612.80

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Solution

The fourth proportional to 196,728.20, 295,165.20 and 63,612.80 is: 95,442.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,728.20 : 295,165.20 = 63,612.80 : x
  2. Step 2: Convert to fraction form
    196,728.20/295,165.20 = 63,612.80/x
  3. Step 3: Cross multiply
    196,728.20x = 295,165.20 × 63,612.80
  4. Step 4: Simplify right side
    196,728.20x = 18,776,284,834.56
  5. Step 5: Solve for x
    x = 18,776,284,834.56/196,728.20
  6. Step 6: Final answer
    x = 95,442.77

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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.