Home / 196,593.76-271,275.60-111,687.04

Finding the Fourth Proportional to 196,593.76, 271,275.60 and 111,687.04

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Solution

The fourth proportional to 196,593.76, 271,275.60 and 111,687.04 is: 154,114.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,593.76 : 271,275.60 = 111,687.04 : x
  2. Step 2: Convert to fraction form
    196,593.76/271,275.60 = 111,687.04/x
  3. Step 3: Cross multiply
    196,593.76x = 271,275.60 × 111,687.04
  4. Step 4: Simplify right side
    196,593.76x = 30,297,968,788.22
  5. Step 5: Solve for x
    x = 30,297,968,788.22/196,593.76
  6. Step 6: Final answer
    x = 154,114.60

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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.