Home / 172,383.83-258,817.94-88,204.36

Finding the Fourth Proportional to 172,383.83, 258,817.94 and 88,204.36

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Solution

The fourth proportional to 172,383.83, 258,817.94 and 88,204.36 is: 132,430.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,383.83 : 258,817.94 = 88,204.36 : x
  2. Step 2: Convert to fraction form
    172,383.83/258,817.94 = 88,204.36/x
  3. Step 3: Cross multiply
    172,383.83x = 258,817.94 × 88,204.36
  4. Step 4: Simplify right side
    172,383.83x = 22,828,870,754.22
  5. Step 5: Solve for x
    x = 22,828,870,754.22/172,383.83
  6. Step 6: Final answer
    x = 132,430.46

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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.