Home / 69,501.60-104,171.85-31,982.94

Finding the Fourth Proportional to 69,501.60, 104,171.85 and 31,982.94

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Solution

The fourth proportional to 69,501.60, 104,171.85 and 31,982.94 is: 47,937.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,501.60 : 104,171.85 = 31,982.94 : x
  2. Step 2: Convert to fraction form
    69,501.60/104,171.85 = 31,982.94/x
  3. Step 3: Cross multiply
    69,501.60x = 104,171.85 × 31,982.94
  4. Step 4: Simplify right side
    69,501.60x = 3,331,722,028.24
  5. Step 5: Solve for x
    x = 3,331,722,028.24/69,501.60
  6. Step 6: Final answer
    x = 47,937.34

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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.