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Finding the Fourth Proportional to 172,322.52, 237,826.44 and 96,871.02

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Solution

The fourth proportional to 172,322.52, 237,826.44 and 96,871.02 is: 133,694.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,322.52 : 237,826.44 = 96,871.02 : x
  2. Step 2: Convert to fraction form
    172,322.52/237,826.44 = 96,871.02/x
  3. Step 3: Cross multiply
    172,322.52x = 237,826.44 × 96,871.02
  4. Step 4: Simplify right side
    172,322.52x = 23,038,489,825.77
  5. Step 5: Solve for x
    x = 23,038,489,825.77/172,322.52
  6. Step 6: Final answer
    x = 133,694.02

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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.