Home / 172,567.36-258,851.22-54,249.04

Finding the Fourth Proportional to 172,567.36, 258,851.22 and 54,249.04

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Solution

The fourth proportional to 172,567.36, 258,851.22 and 54,249.04 is: 81,373.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,567.36 : 258,851.22 = 54,249.04 : x
  2. Step 2: Convert to fraction form
    172,567.36/258,851.22 = 54,249.04/x
  3. Step 3: Cross multiply
    172,567.36x = 258,851.22 × 54,249.04
  4. Step 4: Simplify right side
    172,567.36x = 14,042,430,187.83
  5. Step 5: Solve for x
    x = 14,042,430,187.83/172,567.36
  6. Step 6: Final answer
    x = 81,373.62

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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.