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Finding the Fourth Proportional to 237,963.51, 356,717.72 and 88,163.60

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Solution

The fourth proportional to 237,963.51, 356,717.72 and 88,163.60 is: 132,161.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,963.51 : 356,717.72 = 88,163.60 : x
  2. Step 2: Convert to fraction form
    237,963.51/356,717.72 = 88,163.60/x
  3. Step 3: Cross multiply
    237,963.51x = 356,717.72 × 88,163.60
  4. Step 4: Simplify right side
    237,963.51x = 31,449,516,815.81
  5. Step 5: Solve for x
    x = 31,449,516,815.81/237,963.51
  6. Step 6: Final answer
    x = 132,161.09

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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.