Home / 68,480.90-94,532.74-41,631.98

Finding the Fourth Proportional to 68,480.90, 94,532.74 and 41,631.98

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Solution

The fourth proportional to 68,480.90, 94,532.74 and 41,631.98 is: 57,469.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,480.90 : 94,532.74 = 41,631.98 : x
  2. Step 2: Convert to fraction form
    68,480.90/94,532.74 = 41,631.98/x
  3. Step 3: Cross multiply
    68,480.90x = 94,532.74 × 41,631.98
  4. Step 4: Simplify right side
    68,480.90x = 3,935,585,141.03
  5. Step 5: Solve for x
    x = 3,935,585,141.03/68,480.90
  6. Step 6: Final answer
    x = 57,469.82

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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.