Home / 115,195.01-172,792.49-36,315.41

Finding the Fourth Proportional to 115,195.01, 172,792.49 and 36,315.41

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Solution

The fourth proportional to 115,195.01, 172,792.49 and 36,315.41 is: 54,473.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,195.01 : 172,792.49 = 36,315.41 : x
  2. Step 2: Convert to fraction form
    115,195.01/172,792.49 = 36,315.41/x
  3. Step 3: Cross multiply
    115,195.01x = 172,792.49 × 36,315.41
  4. Step 4: Simplify right side
    115,195.01x = 6,275,029,073.73
  5. Step 5: Solve for x
    x = 6,275,029,073.73/115,195.01
  6. Step 6: Final answer
    x = 54,473.10

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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.