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Finding the Fourth Proportional to 108,495.93, 162,726.98 and 29,616.33

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Solution

The fourth proportional to 108,495.93, 162,726.98 and 29,616.33 is: 44,419.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,495.93 : 162,726.98 = 29,616.33 : x
  2. Step 2: Convert to fraction form
    108,495.93/162,726.98 = 29,616.33/x
  3. Step 3: Cross multiply
    108,495.93x = 162,726.98 × 29,616.33
  4. Step 4: Simplify right side
    108,495.93x = 4,819,375,791.50
  5. Step 5: Solve for x
    x = 4,819,375,791.50/108,495.93
  6. Step 6: Final answer
    x = 44,419.88

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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.