Home / 151,240.44-226,981.62-68,140.92

Finding the Fourth Proportional to 151,240.44, 226,981.62 and 68,140.92

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Solution

The fourth proportional to 151,240.44, 226,981.62 and 68,140.92 is: 102,265.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,240.44 : 226,981.62 = 68,140.92 : x
  2. Step 2: Convert to fraction form
    151,240.44/226,981.62 = 68,140.92/x
  3. Step 3: Cross multiply
    151,240.44x = 226,981.62 × 68,140.92
  4. Step 4: Simplify right side
    151,240.44x = 15,466,736,409.89
  5. Step 5: Solve for x
    x = 15,466,736,409.89/151,240.44
  6. Step 6: Final answer
    x = 102,265.88

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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.