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Finding the Fourth Proportional to 73,321.62, 109,928.58 and 23,373

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Solution

The fourth proportional to 73,321.62, 109,928.58 and 23,373 is: 35,042.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,321.62 : 109,928.58 = 23,373 : x
  2. Step 2: Convert to fraction form
    73,321.62/109,928.58 = 23,373/x
  3. Step 3: Cross multiply
    73,321.62x = 109,928.58 × 23,373
  4. Step 4: Simplify right side
    73,321.62x = 2,569,360,700.34
  5. Step 5: Solve for x
    x = 2,569,360,700.34/73,321.62
  6. Step 6: Final answer
    x = 35,042.33

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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.