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Finding the Fourth Proportional to 175,481.96, 263,222.96 and 42,362.10

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Solution

The fourth proportional to 175,481.96, 263,222.96 and 42,362.10 is: 63,543.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,481.96 : 263,222.96 = 42,362.10 : x
  2. Step 2: Convert to fraction form
    175,481.96/263,222.96 = 42,362.10/x
  3. Step 3: Cross multiply
    175,481.96x = 263,222.96 × 42,362.10
  4. Step 4: Simplify right side
    175,481.96x = 11,150,677,142.01
  5. Step 5: Solve for x
    x = 11,150,677,142.01/175,481.96
  6. Step 6: Final answer
    x = 63,543.16

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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.