Home / 151,401.40-227,102.10-92,206.60

Finding the Fourth Proportional to 151,401.40, 227,102.10 and 92,206.60

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Solution

The fourth proportional to 151,401.40, 227,102.10 and 92,206.60 is: 138,309.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,401.40 : 227,102.10 = 92,206.60 : x
  2. Step 2: Convert to fraction form
    151,401.40/227,102.10 = 92,206.60/x
  3. Step 3: Cross multiply
    151,401.40x = 227,102.10 × 92,206.60
  4. Step 4: Simplify right side
    151,401.40x = 20,940,312,493.86
  5. Step 5: Solve for x
    x = 20,940,312,493.86/151,401.40
  6. Step 6: Final answer
    x = 138,309.90

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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.