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Finding the Fourth Proportional to 132,362.84, 182,481.85 and 89,847.56

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Solution

The fourth proportional to 132,362.84, 182,481.85 and 89,847.56 is: 123,868.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,362.84 : 182,481.85 = 89,847.56 : x
  2. Step 2: Convert to fraction form
    132,362.84/182,481.85 = 89,847.56/x
  3. Step 3: Cross multiply
    132,362.84x = 182,481.85 × 89,847.56
  4. Step 4: Simplify right side
    132,362.84x = 16,395,548,966.79
  5. Step 5: Solve for x
    x = 16,395,548,966.79/132,362.84
  6. Step 6: Final answer
    x = 123,868.22

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1.5x scale

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.