Home / 271,961.40-375,253.74-158,788.92

Finding the Fourth Proportional to 271,961.40, 375,253.74 and 158,788.92

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Solution

The fourth proportional to 271,961.40, 375,253.74 and 158,788.92 is: 219,097.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,961.40 : 375,253.74 = 158,788.92 : x
  2. Step 2: Convert to fraction form
    271,961.40/375,253.74 = 158,788.92/x
  3. Step 3: Cross multiply
    271,961.40x = 375,253.74 × 158,788.92
  4. Step 4: Simplify right side
    271,961.40x = 59,586,136,100.56
  5. Step 5: Solve for x
    x = 59,586,136,100.56/271,961.40
  6. Step 6: Final answer
    x = 219,097.77

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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.