Home / 351,460.24-527,192.05-85,220.73

Finding the Fourth Proportional to 351,460.24, 527,192.05 and 85,220.73

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Solution

The fourth proportional to 351,460.24, 527,192.05 and 85,220.73 is: 127,831.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,460.24 : 527,192.05 = 85,220.73 : x
  2. Step 2: Convert to fraction form
    351,460.24/527,192.05 = 85,220.73/x
  3. Step 3: Cross multiply
    351,460.24x = 527,192.05 × 85,220.73
  4. Step 4: Simplify right side
    351,460.24x = 44,927,691,138.14
  5. Step 5: Solve for x
    x = 44,927,691,138.14/351,460.24
  6. Step 6: Final answer
    x = 127,831.51

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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.