Home / 196,517.43-271,186.25-111,625.11

Finding the Fourth Proportional to 196,517.43, 271,186.25 and 111,625.11

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Solution

The fourth proportional to 196,517.43, 271,186.25 and 111,625.11 is: 154,038.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,517.43 : 271,186.25 = 111,625.11 : x
  2. Step 2: Convert to fraction form
    196,517.43/271,186.25 = 111,625.11/x
  3. Step 3: Cross multiply
    196,517.43x = 271,186.25 × 111,625.11
  4. Step 4: Simplify right side
    196,517.43x = 30,271,194,428.61
  5. Step 5: Solve for x
    x = 30,271,194,428.61/196,517.43
  6. Step 6: Final answer
    x = 154,038.22

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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.