Home / 68,443.33-94,450.81-38,229.09

Finding the Fourth Proportional to 68,443.33, 94,450.81 and 38,229.09

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Solution

The fourth proportional to 68,443.33, 94,450.81 and 38,229.09 is: 52,755.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,443.33 : 94,450.81 = 38,229.09 : x
  2. Step 2: Convert to fraction form
    68,443.33/94,450.81 = 38,229.09/x
  3. Step 3: Cross multiply
    68,443.33x = 94,450.81 × 38,229.09
  4. Step 4: Simplify right side
    68,443.33x = 3,610,767,852.66
  5. Step 5: Solve for x
    x = 3,610,767,852.66/68,443.33
  6. Step 6: Final answer
    x = 52,755.58

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1.5x scale

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.