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Finding the Fourth Proportional to 108,351.96, 149,530.08 and 59,953.03

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Solution

The fourth proportional to 108,351.96, 149,530.08 and 59,953.03 is: 82,737.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,351.96 : 149,530.08 = 59,953.03 : x
  2. Step 2: Convert to fraction form
    108,351.96/149,530.08 = 59,953.03/x
  3. Step 3: Cross multiply
    108,351.96x = 149,530.08 × 59,953.03
  4. Step 4: Simplify right side
    108,351.96x = 8,964,781,372.14
  5. Step 5: Solve for x
    x = 8,964,781,372.14/108,351.96
  6. Step 6: Final answer
    x = 82,737.60

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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.