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Finding the Fourth Proportional to 111,636.42, 167,761.08 and 59,083.08

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Solution

The fourth proportional to 111,636.42, 167,761.08 and 59,083.08 is: 88,786.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,636.42 : 167,761.08 = 59,083.08 : x
  2. Step 2: Convert to fraction form
    111,636.42/167,761.08 = 59,083.08/x
  3. Step 3: Cross multiply
    111,636.42x = 167,761.08 × 59,083.08
  4. Step 4: Simplify right side
    111,636.42x = 9,911,841,310.53
  5. Step 5: Solve for x
    x = 9,911,841,310.53/111,636.42
  6. Step 6: Final answer
    x = 88,786.81

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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.