Home / 82,546.87-123,750.36-32,662.16

Finding the Fourth Proportional to 82,546.87, 123,750.36 and 32,662.16

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Solution

The fourth proportional to 82,546.87, 123,750.36 and 32,662.16 is: 48,965.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,546.87 : 123,750.36 = 32,662.16 : x
  2. Step 2: Convert to fraction form
    82,546.87/123,750.36 = 32,662.16/x
  3. Step 3: Cross multiply
    82,546.87x = 123,750.36 × 32,662.16
  4. Step 4: Simplify right side
    82,546.87x = 4,041,953,439.63
  5. Step 5: Solve for x
    x = 4,041,953,439.63/82,546.87
  6. Step 6: Final answer
    x = 48,965.56

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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.