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Finding the Fourth Proportional to 230,988.57, 346,495.28 and 73,229.33

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Solution

The fourth proportional to 230,988.57, 346,495.28 and 73,229.33 is: 109,847.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,988.57 : 346,495.28 = 73,229.33 : x
  2. Step 2: Convert to fraction form
    230,988.57/346,495.28 = 73,229.33/x
  3. Step 3: Cross multiply
    230,988.57x = 346,495.28 × 73,229.33
  4. Step 4: Simplify right side
    230,988.57x = 25,373,616,336.32
  5. Step 5: Solve for x
    x = 25,373,616,336.32/230,988.57
  6. Step 6: Final answer
    x = 109,847.93

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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.