Home / 168,129.24-232,018.14-92,679

Finding the Fourth Proportional to 168,129.24, 232,018.14 and 92,679

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Solution

The fourth proportional to 168,129.24, 232,018.14 and 92,679 is: 127,896.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,129.24 : 232,018.14 = 92,679 : x
  2. Step 2: Convert to fraction form
    168,129.24/232,018.14 = 92,679/x
  3. Step 3: Cross multiply
    168,129.24x = 232,018.14 × 92,679
  4. Step 4: Simplify right side
    168,129.24x = 21,503,209,197.06
  5. Step 5: Solve for x
    x = 21,503,209,197.06/168,129.24
  6. Step 6: Final answer
    x = 127,896.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.