Home / 168,786.66-253,102.06-62,143.83

Finding the Fourth Proportional to 168,786.66, 253,102.06 and 62,143.83

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Solution

The fourth proportional to 168,786.66, 253,102.06 and 62,143.83 is: 93,187.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,786.66 : 253,102.06 = 62,143.83 : x
  2. Step 2: Convert to fraction form
    168,786.66/253,102.06 = 62,143.83/x
  3. Step 3: Cross multiply
    168,786.66x = 253,102.06 × 62,143.83
  4. Step 4: Simplify right side
    168,786.66x = 15,728,731,389.29
  5. Step 5: Solve for x
    x = 15,728,731,389.29/168,786.66
  6. Step 6: Final answer
    x = 93,187.05

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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.