Home / 39,069.45-53,938.85-25,664.09

Finding the Fourth Proportional to 39,069.45, 53,938.85 and 25,664.09

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Solution

The fourth proportional to 39,069.45, 53,938.85 and 25,664.09 is: 35,431.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,069.45 : 53,938.85 = 25,664.09 : x
  2. Step 2: Convert to fraction form
    39,069.45/53,938.85 = 25,664.09/x
  3. Step 3: Cross multiply
    39,069.45x = 53,938.85 × 25,664.09
  4. Step 4: Simplify right side
    39,069.45x = 1,384,291,102.88
  5. Step 5: Solve for x
    x = 1,384,291,102.88/39,069.45
  6. Step 6: Final answer
    x = 35,431.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.