Home / 271,322.28-374,448.42-158,142.60

Finding the Fourth Proportional to 271,322.28, 374,448.42 and 158,142.60

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Solution

The fourth proportional to 271,322.28, 374,448.42 and 158,142.60 is: 218,250.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,322.28 : 374,448.42 = 158,142.60 : x
  2. Step 2: Convert to fraction form
    271,322.28/374,448.42 = 158,142.60/x
  3. Step 3: Cross multiply
    271,322.28x = 374,448.42 × 158,142.60
  4. Step 4: Simplify right side
    271,322.28x = 59,216,246,704.69
  5. Step 5: Solve for x
    x = 59,216,246,704.69/271,322.28
  6. Step 6: Final answer
    x = 218,250.59

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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.