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Finding the Fourth Proportional to 222,105.06, 333,305.10 and 103,785.54

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Solution

The fourth proportional to 222,105.06, 333,305.10 and 103,785.54 is: 155,747.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,105.06 : 333,305.10 = 103,785.54 : x
  2. Step 2: Convert to fraction form
    222,105.06/333,305.10 = 103,785.54/x
  3. Step 3: Cross multiply
    222,105.06x = 333,305.10 × 103,785.54
  4. Step 4: Simplify right side
    222,105.06x = 34,592,249,788.25
  5. Step 5: Solve for x
    x = 34,592,249,788.25/222,105.06
  6. Step 6: Final answer
    x = 155,747.24

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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.