Home / 40,206.42-55,448.54-25,100.48

Finding the Fourth Proportional to 40,206.42, 55,448.54 and 25,100.48

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Solution

The fourth proportional to 40,206.42, 55,448.54 and 25,100.48 is: 34,615.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,206.42 : 55,448.54 = 25,100.48 : x
  2. Step 2: Convert to fraction form
    40,206.42/55,448.54 = 25,100.48/x
  3. Step 3: Cross multiply
    40,206.42x = 55,448.54 × 25,100.48
  4. Step 4: Simplify right side
    40,206.42x = 1,391,784,969.30
  5. Step 5: Solve for x
    x = 1,391,784,969.30/40,206.42
  6. Step 6: Final answer
    x = 34,615.99

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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.