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Finding the Fourth Proportional to 73,631.84, 110,450.48 and 23,705.28

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Solution

The fourth proportional to 73,631.84, 110,450.48 and 23,705.28 is: 35,558.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,631.84 : 110,450.48 = 23,705.28 : x
  2. Step 2: Convert to fraction form
    73,631.84/110,450.48 = 23,705.28/x
  3. Step 3: Cross multiply
    73,631.84x = 110,450.48 × 23,705.28
  4. Step 4: Simplify right side
    73,631.84x = 2,618,259,554.53
  5. Step 5: Solve for x
    x = 2,618,259,554.53/73,631.84
  6. Step 6: Final answer
    x = 35,558.80

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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.