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Finding the Fourth Proportional to 101,047.97, 151,530.25 and 34,493.46

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Solution

The fourth proportional to 101,047.97, 151,530.25 and 34,493.46 is: 51,725.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,047.97 : 151,530.25 = 34,493.46 : x
  2. Step 2: Convert to fraction form
    101,047.97/151,530.25 = 34,493.46/x
  3. Step 3: Cross multiply
    101,047.97x = 151,530.25 × 34,493.46
  4. Step 4: Simplify right side
    101,047.97x = 5,226,802,444.70
  5. Step 5: Solve for x
    x = 5,226,802,444.70/101,047.97
  6. Step 6: Final answer
    x = 51,725.95

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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.