Home / 114,998.40-172,504.92-36,115.74

Finding the Fourth Proportional to 114,998.40, 172,504.92 and 36,115.74

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Solution

The fourth proportional to 114,998.40, 172,504.92 and 36,115.74 is: 54,175.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,998.40 : 172,504.92 = 36,115.74 : x
  2. Step 2: Convert to fraction form
    114,998.40/172,504.92 = 36,115.74/x
  3. Step 3: Cross multiply
    114,998.40x = 172,504.92 × 36,115.74
  4. Step 4: Simplify right side
    114,998.40x = 6,230,142,839.44
  5. Step 5: Solve for x
    x = 6,230,142,839.44/114,998.40
  6. Step 6: Final answer
    x = 54,175.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.