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Finding the Fourth Proportional to 63,202.84, 87,221.10 and 34,907.92

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Solution

The fourth proportional to 63,202.84, 87,221.10 and 34,907.92 is: 48,173.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,202.84 : 87,221.10 = 34,907.92 : x
  2. Step 2: Convert to fraction form
    63,202.84/87,221.10 = 34,907.92/x
  3. Step 3: Cross multiply
    63,202.84x = 87,221.10 × 34,907.92
  4. Step 4: Simplify right side
    63,202.84x = 3,044,707,181.11
  5. Step 5: Solve for x
    x = 3,044,707,181.11/63,202.84
  6. Step 6: Final answer
    x = 48,173.58

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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.