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Finding the Fourth Proportional to 110,062.44, 151,887.96 and 62,314.56

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Solution

The fourth proportional to 110,062.44, 151,887.96 and 62,314.56 is: 85,995.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,062.44 : 151,887.96 = 62,314.56 : x
  2. Step 2: Convert to fraction form
    110,062.44/151,887.96 = 62,314.56/x
  3. Step 3: Cross multiply
    110,062.44x = 151,887.96 × 62,314.56
  4. Step 4: Simplify right side
    110,062.44x = 9,464,831,396.70
  5. Step 5: Solve for x
    x = 9,464,831,396.70/110,062.44
  6. Step 6: Final answer
    x = 85,995.11

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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.