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Finding the Fourth Proportional to 108,050.66, 162,070.13 and 33,170.82

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Solution

The fourth proportional to 108,050.66, 162,070.13 and 33,170.82 is: 49,754.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,050.66 : 162,070.13 = 33,170.82 : x
  2. Step 2: Convert to fraction form
    108,050.66/162,070.13 = 33,170.82/x
  3. Step 3: Cross multiply
    108,050.66x = 162,070.13 × 33,170.82
  4. Step 4: Simplify right side
    108,050.66x = 5,375,999,192.53
  5. Step 5: Solve for x
    x = 5,375,999,192.53/108,050.66
  6. Step 6: Final answer
    x = 49,754.43

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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.