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Finding the Fourth Proportional to 234,814.92, 352,193.64 and 99,933.35

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Solution

The fourth proportional to 234,814.92, 352,193.64 and 99,933.35 is: 149,887.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,814.92 : 352,193.64 = 99,933.35 : x
  2. Step 2: Convert to fraction form
    234,814.92/352,193.64 = 99,933.35/x
  3. Step 3: Cross multiply
    234,814.92x = 352,193.64 × 99,933.35
  4. Step 4: Simplify right side
    234,814.92x = 35,195,888,158.18
  5. Step 5: Solve for x
    x = 35,195,888,158.18/234,814.92
  6. Step 6: Final answer
    x = 149,887.79

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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.