Home / 69,918.89-104,784.92-25,503.89

Finding the Fourth Proportional to 69,918.89, 104,784.92 and 25,503.89

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Solution

The fourth proportional to 69,918.89, 104,784.92 and 25,503.89 is: 38,221.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,918.89 : 104,784.92 = 25,503.89 : x
  2. Step 2: Convert to fraction form
    69,918.89/104,784.92 = 25,503.89/x
  3. Step 3: Cross multiply
    69,918.89x = 104,784.92 × 25,503.89
  4. Step 4: Simplify right side
    69,918.89x = 2,672,422,945.82
  5. Step 5: Solve for x
    x = 2,672,422,945.82/69,918.89
  6. Step 6: Final answer
    x = 38,221.76

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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.