Home / 133,442.20-200,163.30-127,683.10

Finding the Fourth Proportional to 133,442.20, 200,163.30 and 127,683.10

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Solution

The fourth proportional to 133,442.20, 200,163.30 and 127,683.10 is: 191,524.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,442.20 : 200,163.30 = 127,683.10 : x
  2. Step 2: Convert to fraction form
    133,442.20/200,163.30 = 127,683.10/x
  3. Step 3: Cross multiply
    133,442.20x = 200,163.30 × 127,683.10
  4. Step 4: Simplify right side
    133,442.20x = 25,557,470,650.23
  5. Step 5: Solve for x
    x = 25,557,470,650.23/133,442.20
  6. Step 6: Final answer
    x = 191,524.65

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1.5x scale

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.