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Finding the Fourth Proportional to 232,363.65, 320,635.80 and 130,367.91

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Solution

The fourth proportional to 232,363.65, 320,635.80 and 130,367.91 is: 179,893.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,363.65 : 320,635.80 = 130,367.91 : x
  2. Step 2: Convert to fraction form
    232,363.65/320,635.80 = 130,367.91/x
  3. Step 3: Cross multiply
    232,363.65x = 320,635.80 × 130,367.91
  4. Step 4: Simplify right side
    232,363.65x = 41,800,620,319.56
  5. Step 5: Solve for x
    x = 41,800,620,319.56/232,363.65
  6. Step 6: Final answer
    x = 179,893.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.