Home / 47,515.73-71,289.89-17,942.01

Finding the Fourth Proportional to 47,515.73, 71,289.89 and 17,942.01

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Solution

The fourth proportional to 47,515.73, 71,289.89 and 17,942.01 is: 26,919.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,515.73 : 71,289.89 = 17,942.01 : x
  2. Step 2: Convert to fraction form
    47,515.73/71,289.89 = 17,942.01/x
  3. Step 3: Cross multiply
    47,515.73x = 71,289.89 × 17,942.01
  4. Step 4: Simplify right side
    47,515.73x = 1,279,083,829.57
  5. Step 5: Solve for x
    x = 1,279,083,829.57/47,515.73
  6. Step 6: Final answer
    x = 26,919.17

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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.