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Finding the Fourth Proportional to 100,963.95, 151,463.94 and 33,500.03

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Solution

The fourth proportional to 100,963.95, 151,463.94 and 33,500.03 is: 50,256.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,963.95 : 151,463.94 = 33,500.03 : x
  2. Step 2: Convert to fraction form
    100,963.95/151,463.94 = 33,500.03/x
  3. Step 3: Cross multiply
    100,963.95x = 151,463.94 × 33,500.03
  4. Step 4: Simplify right side
    100,963.95x = 5,074,046,691.40
  5. Step 5: Solve for x
    x = 5,074,046,691.40/100,963.95
  6. Step 6: Final answer
    x = 50,256.02

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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.