Home / 196,617.66-271,336.23-107,193.66

Finding the Fourth Proportional to 196,617.66, 271,336.23 and 107,193.66

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Solution

The fourth proportional to 196,617.66, 271,336.23 and 107,193.66 is: 147,929.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,617.66 : 271,336.23 = 107,193.66 : x
  2. Step 2: Convert to fraction form
    196,617.66/271,336.23 = 107,193.66/x
  3. Step 3: Cross multiply
    196,617.66x = 271,336.23 × 107,193.66
  4. Step 4: Simplify right side
    196,617.66x = 29,085,523,584.30
  5. Step 5: Solve for x
    x = 29,085,523,584.30/196,617.66
  6. Step 6: Final answer
    x = 147,929.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.