Home / 45,107.56-67,660.54-15,524.74

Finding the Fourth Proportional to 45,107.56, 67,660.54 and 15,524.74

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Solution

The fourth proportional to 45,107.56, 67,660.54 and 15,524.74 is: 23,286.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,107.56 : 67,660.54 = 15,524.74 : x
  2. Step 2: Convert to fraction form
    45,107.56/67,660.54 = 15,524.74/x
  3. Step 3: Cross multiply
    45,107.56x = 67,660.54 × 15,524.74
  4. Step 4: Simplify right side
    45,107.56x = 1,050,412,190.89
  5. Step 5: Solve for x
    x = 1,050,412,190.89/45,107.56
  6. Step 6: Final answer
    x = 23,286.83

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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.