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Finding the Fourth Proportional to 230,193.72, 345,314.42 and 88,038.11

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Solution

The fourth proportional to 230,193.72, 345,314.42 and 88,038.11 is: 132,066.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,193.72 : 345,314.42 = 88,038.11 : x
  2. Step 2: Convert to fraction form
    230,193.72/345,314.42 = 88,038.11/x
  3. Step 3: Cross multiply
    230,193.72x = 345,314.42 × 88,038.11
  4. Step 4: Simplify right side
    230,193.72x = 30,400,826,725.78
  5. Step 5: Solve for x
    x = 30,400,826,725.78/230,193.72
  6. Step 6: Final answer
    x = 132,066.27

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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.