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Finding the Fourth Proportional to 234,052.56, 350,868.08 and 84,187.50

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Solution

The fourth proportional to 234,052.56, 350,868.08 and 84,187.50 is: 126,205.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,052.56 : 350,868.08 = 84,187.50 : x
  2. Step 2: Convert to fraction form
    234,052.56/350,868.08 = 84,187.50/x
  3. Step 3: Cross multiply
    234,052.56x = 350,868.08 × 84,187.50
  4. Step 4: Simplify right side
    234,052.56x = 29,538,706,485
  5. Step 5: Solve for x
    x = 29,538,706,485/234,052.56
  6. Step 6: Final answer
    x = 126,205.44

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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.