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Finding the Fourth Proportional to 111,167.56, 153,410.07 and 60,179.14

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Solution

The fourth proportional to 111,167.56, 153,410.07 and 60,179.14 is: 83,046.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,167.56 : 153,410.07 = 60,179.14 : x
  2. Step 2: Convert to fraction form
    111,167.56/153,410.07 = 60,179.14/x
  3. Step 3: Cross multiply
    111,167.56x = 153,410.07 × 60,179.14
  4. Step 4: Simplify right side
    111,167.56x = 9,232,086,079.94
  5. Step 5: Solve for x
    x = 9,232,086,079.94/111,167.56
  6. Step 6: Final answer
    x = 83,046.58

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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.