Home / 68,504.48-102,771.09-29,060.72

Finding the Fourth Proportional to 68,504.48, 102,771.09 and 29,060.72

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Solution

The fourth proportional to 68,504.48, 102,771.09 and 29,060.72 is: 43,597.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,504.48 : 102,771.09 = 29,060.72 : x
  2. Step 2: Convert to fraction form
    68,504.48/102,771.09 = 29,060.72/x
  3. Step 3: Cross multiply
    68,504.48x = 102,771.09 × 29,060.72
  4. Step 4: Simplify right side
    68,504.48x = 2,986,601,356.73
  5. Step 5: Solve for x
    x = 2,986,601,356.73/68,504.48
  6. Step 6: Final answer
    x = 43,597.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.