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Finding the Fourth Proportional to 171,686.44, 236,920.71 and 95,208.67

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Solution

The fourth proportional to 171,686.44, 236,920.71 and 95,208.67 is: 131,384.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,686.44 : 236,920.71 = 95,208.67 : x
  2. Step 2: Convert to fraction form
    171,686.44/236,920.71 = 95,208.67/x
  3. Step 3: Cross multiply
    171,686.44x = 236,920.71 × 95,208.67
  4. Step 4: Simplify right side
    171,686.44x = 22,556,905,694.56
  5. Step 5: Solve for x
    x = 22,556,905,694.56/171,686.44
  6. Step 6: Final answer
    x = 131,384.32

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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.