Home / 124,617.82-171,972.48-68,029.18

Finding the Fourth Proportional to 124,617.82, 171,972.48 and 68,029.18

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Solution

The fourth proportional to 124,617.82, 171,972.48 and 68,029.18 is: 93,880.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,617.82 : 171,972.48 = 68,029.18 : x
  2. Step 2: Convert to fraction form
    124,617.82/171,972.48 = 68,029.18/x
  3. Step 3: Cross multiply
    124,617.82x = 171,972.48 × 68,029.18
  4. Step 4: Simplify right side
    124,617.82x = 11,699,146,796.97
  5. Step 5: Solve for x
    x = 11,699,146,796.97/124,617.82
  6. Step 6: Final answer
    x = 93,880.21

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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.