Home / 60,771.36-91,166.78-25,711.32

Finding the Fourth Proportional to 60,771.36, 91,166.78 and 25,711.32

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Solution

The fourth proportional to 60,771.36, 91,166.78 and 25,711.32 is: 38,571.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,771.36 : 91,166.78 = 25,711.32 : x
  2. Step 2: Convert to fraction form
    60,771.36/91,166.78 = 25,711.32/x
  3. Step 3: Cross multiply
    60,771.36x = 91,166.78 × 25,711.32
  4. Step 4: Simplify right side
    60,771.36x = 2,344,017,669.56
  5. Step 5: Solve for x
    x = 2,344,017,669.56/60,771.36
  6. Step 6: Final answer
    x = 38,571.09

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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.