Home / 45,107.54-67,608.25-18,437.07

Finding the Fourth Proportional to 45,107.54, 67,608.25 and 18,437.07

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Solution

The fourth proportional to 45,107.54, 67,608.25 and 18,437.07 is: 27,633.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,107.54 : 67,608.25 = 18,437.07 : x
  2. Step 2: Convert to fraction form
    45,107.54/67,608.25 = 18,437.07/x
  3. Step 3: Cross multiply
    45,107.54x = 67,608.25 × 18,437.07
  4. Step 4: Simplify right side
    45,107.54x = 1,246,497,991.73
  5. Step 5: Solve for x
    x = 1,246,497,991.73/45,107.54
  6. Step 6: Final answer
    x = 27,633.92

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1.5x scale

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.