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Finding the Fourth Proportional to 177,462.56, 244,903.68 and 100,992.62

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Solution

The fourth proportional to 177,462.56, 244,903.68 and 100,992.62 is: 139,372.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,462.56 : 244,903.68 = 100,992.62 : x
  2. Step 2: Convert to fraction form
    177,462.56/244,903.68 = 100,992.62/x
  3. Step 3: Cross multiply
    177,462.56x = 244,903.68 × 100,992.62
  4. Step 4: Simplify right side
    177,462.56x = 24,733,464,363.43
  5. Step 5: Solve for x
    x = 24,733,464,363.43/177,462.56
  6. Step 6: Final answer
    x = 139,372.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.