Home / 39,922.88-55,099.04-25,772.99

Finding the Fourth Proportional to 39,922.88, 55,099.04 and 25,772.99

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Solution

The fourth proportional to 39,922.88, 55,099.04 and 25,772.99 is: 35,570.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,922.88 : 55,099.04 = 25,772.99 : x
  2. Step 2: Convert to fraction form
    39,922.88/55,099.04 = 25,772.99/x
  3. Step 3: Cross multiply
    39,922.88x = 55,099.04 × 25,772.99
  4. Step 4: Simplify right side
    39,922.88x = 1,420,066,602.57
  5. Step 5: Solve for x
    x = 1,420,066,602.57/39,922.88
  6. Step 6: Final answer
    x = 35,570.25

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1.5x scale

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.