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Finding the Fourth Proportional to 163,261.80, 244,878.30 and 44,922.60

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Solution

The fourth proportional to 163,261.80, 244,878.30 and 44,922.60 is: 67,379.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,261.80 : 244,878.30 = 44,922.60 : x
  2. Step 2: Convert to fraction form
    163,261.80/244,878.30 = 44,922.60/x
  3. Step 3: Cross multiply
    163,261.80x = 244,878.30 × 44,922.60
  4. Step 4: Simplify right side
    163,261.80x = 11,000,569,919.58
  5. Step 5: Solve for x
    x = 11,000,569,919.58/163,261.80
  6. Step 6: Final answer
    x = 67,379.94

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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.