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Finding the Fourth Proportional to 109,963.56, 151,750.02 and 59,662.44

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Solution

The fourth proportional to 109,963.56, 151,750.02 and 59,662.44 is: 82,334.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,963.56 : 151,750.02 = 59,662.44 : x
  2. Step 2: Convert to fraction form
    109,963.56/151,750.02 = 59,662.44/x
  3. Step 3: Cross multiply
    109,963.56x = 151,750.02 × 59,662.44
  4. Step 4: Simplify right side
    109,963.56x = 9,053,776,463.25
  5. Step 5: Solve for x
    x = 9,053,776,463.25/109,963.56
  6. Step 6: Final answer
    x = 82,334.33

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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.