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Finding the Fourth Proportional to 108,752.97, 163,098.14 and 29,869.77

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Solution

The fourth proportional to 108,752.97, 163,098.14 and 29,869.77 is: 44,796.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,752.97 : 163,098.14 = 29,869.77 : x
  2. Step 2: Convert to fraction form
    108,752.97/163,098.14 = 29,869.77/x
  3. Step 3: Cross multiply
    108,752.97x = 163,098.14 × 29,869.77
  4. Step 4: Simplify right side
    108,752.97x = 4,871,703,779.88
  5. Step 5: Solve for x
    x = 4,871,703,779.88/108,752.97
  6. Step 6: Final answer
    x = 44,796.05

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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.