Home / 47,358.21-71,015.45-17,754.87

Finding the Fourth Proportional to 47,358.21, 71,015.45 and 17,754.87

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Solution

The fourth proportional to 47,358.21, 71,015.45 and 17,754.87 is: 26,624.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,358.21 : 71,015.45 = 17,754.87 : x
  2. Step 2: Convert to fraction form
    47,358.21/71,015.45 = 17,754.87/x
  3. Step 3: Cross multiply
    47,358.21x = 71,015.45 × 17,754.87
  4. Step 4: Simplify right side
    47,358.21x = 1,260,869,993.97
  5. Step 5: Solve for x
    x = 1,260,869,993.97/47,358.21
  6. Step 6: Final answer
    x = 26,624.11

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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.