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Finding the Fourth Proportional to 176,008.56, 263,957.16 and 92,857.20

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Solution

The fourth proportional to 176,008.56, 263,957.16 and 92,857.20 is: 139,256.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,008.56 : 263,957.16 = 92,857.20 : x
  2. Step 2: Convert to fraction form
    176,008.56/263,957.16 = 92,857.20/x
  3. Step 3: Cross multiply
    176,008.56x = 263,957.16 × 92,857.20
  4. Step 4: Simplify right side
    176,008.56x = 24,510,322,797.55
  5. Step 5: Solve for x
    x = 24,510,322,797.55/176,008.56
  6. Step 6: Final answer
    x = 139,256.42

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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.