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Finding the Fourth Proportional to 162,209.88, 241,815.42 and 159,653.52

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Solution

The fourth proportional to 162,209.88, 241,815.42 and 159,653.52 is: 238,004.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,209.88 : 241,815.42 = 159,653.52 : x
  2. Step 2: Convert to fraction form
    162,209.88/241,815.42 = 159,653.52/x
  3. Step 3: Cross multiply
    162,209.88x = 241,815.42 × 159,653.52
  4. Step 4: Simplify right side
    162,209.88x = 38,606,682,993.28
  5. Step 5: Solve for x
    x = 38,606,682,993.28/162,209.88
  6. Step 6: Final answer
    x = 238,004.51

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.