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Finding the Fourth Proportional to 176,846.87, 265,180.19 and 86,895.56

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Solution

The fourth proportional to 176,846.87, 265,180.19 and 86,895.56 is: 130,299.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,846.87 : 265,180.19 = 86,895.56 : x
  2. Step 2: Convert to fraction form
    176,846.87/265,180.19 = 86,895.56/x
  3. Step 3: Cross multiply
    176,846.87x = 265,180.19 × 86,895.56
  4. Step 4: Simplify right side
    176,846.87x = 23,042,981,339.43
  5. Step 5: Solve for x
    x = 23,042,981,339.43/176,846.87
  6. Step 6: Final answer
    x = 130,299.06

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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.