Home / 133,942.86-200,911.05-34,103.28

Finding the Fourth Proportional to 133,942.86, 200,911.05 and 34,103.28

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Solution

The fourth proportional to 133,942.86, 200,911.05 and 34,103.28 is: 51,154.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,942.86 : 200,911.05 = 34,103.28 : x
  2. Step 2: Convert to fraction form
    133,942.86/200,911.05 = 34,103.28/x
  3. Step 3: Cross multiply
    133,942.86x = 200,911.05 × 34,103.28
  4. Step 4: Simplify right side
    133,942.86x = 6,851,725,793.24
  5. Step 5: Solve for x
    x = 6,851,725,793.24/133,942.86
  6. Step 6: Final answer
    x = 51,154.10

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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.