Home / 67,850.40-93,631.92-39,554.25

Finding the Fourth Proportional to 67,850.40, 93,631.92 and 39,554.25

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Solution

The fourth proportional to 67,850.40, 93,631.92 and 39,554.25 is: 54,583.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,850.40 : 93,631.92 = 39,554.25 : x
  2. Step 2: Convert to fraction form
    67,850.40/93,631.92 = 39,554.25/x
  3. Step 3: Cross multiply
    67,850.40x = 93,631.92 × 39,554.25
  4. Step 4: Simplify right side
    67,850.40x = 3,703,540,371.66
  5. Step 5: Solve for x
    x = 3,703,540,371.66/67,850.40
  6. Step 6: Final answer
    x = 54,583.91

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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.