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Finding the Fourth Proportional to 222,014.25, 333,070.56 and 103,620.96

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Solution

The fourth proportional to 222,014.25, 333,070.56 and 103,620.96 is: 155,454.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,014.25 : 333,070.56 = 103,620.96 : x
  2. Step 2: Convert to fraction form
    222,014.25/333,070.56 = 103,620.96/x
  3. Step 3: Cross multiply
    222,014.25x = 333,070.56 × 103,620.96
  4. Step 4: Simplify right side
    222,014.25x = 34,513,091,174.94
  5. Step 5: Solve for x
    x = 34,513,091,174.94/222,014.25
  6. Step 6: Final answer
    x = 155,454.40

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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.