Home / 271,165.28-374,081.52-170,618.72

Finding the Fourth Proportional to 271,165.28, 374,081.52 and 170,618.72

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Solution

The fourth proportional to 271,165.28, 374,081.52 and 170,618.72 is: 235,374.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,165.28 : 374,081.52 = 170,618.72 : x
  2. Step 2: Convert to fraction form
    271,165.28/374,081.52 = 170,618.72/x
  3. Step 3: Cross multiply
    271,165.28x = 374,081.52 × 170,618.72
  4. Step 4: Simplify right side
    271,165.28x = 63,825,310,118.05
  5. Step 5: Solve for x
    x = 63,825,310,118.05/271,165.28
  6. Step 6: Final answer
    x = 235,374.20

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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.