Home / 271,143.20-374,200-150,322.38

Finding the Fourth Proportional to 271,143.20, 374,200 and 150,322.38

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Solution

The fourth proportional to 271,143.20, 374,200 and 150,322.38 is: 207,457.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,143.20 : 374,200 = 150,322.38 : x
  2. Step 2: Convert to fraction form
    271,143.20/374,200 = 150,322.38/x
  3. Step 3: Cross multiply
    271,143.20x = 374,200 × 150,322.38
  4. Step 4: Simplify right side
    271,143.20x = 56,250,634,596
  5. Step 5: Solve for x
    x = 56,250,634,596/271,143.20
  6. Step 6: Final answer
    x = 207,457.29

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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.