Home / 124,084.36-171,236.82-67,495.72

Finding the Fourth Proportional to 124,084.36, 171,236.82 and 67,495.72

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Solution

The fourth proportional to 124,084.36, 171,236.82 and 67,495.72 is: 93,144.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,084.36 : 171,236.82 = 67,495.72 : x
  2. Step 2: Convert to fraction form
    124,084.36/171,236.82 = 67,495.72/x
  3. Step 3: Cross multiply
    124,084.36x = 171,236.82 × 67,495.72
  4. Step 4: Simplify right side
    124,084.36x = 11,557,752,456.41
  5. Step 5: Solve for x
    x = 11,557,752,456.41/124,084.36
  6. Step 6: Final answer
    x = 93,144.31

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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.