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Finding the Fourth Proportional to 171,262.88, 236,343.21 and 94,787.24

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Solution

The fourth proportional to 171,262.88, 236,343.21 and 94,787.24 is: 130,806.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,262.88 : 236,343.21 = 94,787.24 : x
  2. Step 2: Convert to fraction form
    171,262.88/236,343.21 = 94,787.24/x
  3. Step 3: Cross multiply
    171,262.88x = 236,343.21 × 94,787.24
  4. Step 4: Simplify right side
    171,262.88x = 22,402,320,568.64
  5. Step 5: Solve for x
    x = 22,402,320,568.64/171,262.88
  6. Step 6: Final answer
    x = 130,806.63

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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.