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Finding the Fourth Proportional to 157,797.02, 236,687.52 and 57,949.58

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Solution

The fourth proportional to 157,797.02, 236,687.52 and 57,949.58 is: 86,921.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,797.02 : 236,687.52 = 57,949.58 : x
  2. Step 2: Convert to fraction form
    157,797.02/236,687.52 = 57,949.58/x
  3. Step 3: Cross multiply
    157,797.02x = 236,687.52 × 57,949.58
  4. Step 4: Simplify right side
    157,797.02x = 13,715,942,375.24
  5. Step 5: Solve for x
    x = 13,715,942,375.24/157,797.02
  6. Step 6: Final answer
    x = 86,921.43

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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.