Home / 271,573.20-374,685-158,373.84

Finding the Fourth Proportional to 271,573.20, 374,685 and 158,373.84

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Solution

The fourth proportional to 271,573.20, 374,685 and 158,373.84 is: 218,505.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,573.20 : 374,685 = 158,373.84 : x
  2. Step 2: Convert to fraction form
    271,573.20/374,685 = 158,373.84/x
  3. Step 3: Cross multiply
    271,573.20x = 374,685 × 158,373.84
  4. Step 4: Simplify right side
    271,573.20x = 59,340,302,240.40
  5. Step 5: Solve for x
    x = 59,340,302,240.40/271,573.20
  6. Step 6: Final answer
    x = 218,505.74

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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.