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Finding the Fourth Proportional to 163,675.94, 225,854.40 and 92,054.42

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Solution

The fourth proportional to 163,675.94, 225,854.40 and 92,054.42 is: 127,024.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,675.94 : 225,854.40 = 92,054.42 : x
  2. Step 2: Convert to fraction form
    163,675.94/225,854.40 = 92,054.42/x
  3. Step 3: Cross multiply
    163,675.94x = 225,854.40 × 92,054.42
  4. Step 4: Simplify right side
    163,675.94x = 20,790,895,796.45
  5. Step 5: Solve for x
    x = 20,790,895,796.45/163,675.94
  6. Step 6: Final answer
    x = 127,024.75

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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.