Home / 196,731.62-271,480.02-111,846.86

Finding the Fourth Proportional to 196,731.62, 271,480.02 and 111,846.86

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Solution

The fourth proportional to 196,731.62, 271,480.02 and 111,846.86 is: 154,343.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,731.62 : 271,480.02 = 111,846.86 : x
  2. Step 2: Convert to fraction form
    196,731.62/271,480.02 = 111,846.86/x
  3. Step 3: Cross multiply
    196,731.62x = 271,480.02 × 111,846.86
  4. Step 4: Simplify right side
    196,731.62x = 30,364,186,432.34
  5. Step 5: Solve for x
    x = 30,364,186,432.34/196,731.62
  6. Step 6: Final answer
    x = 154,343.20

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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.