Home / 192,822.60-288,942.30-163,079.40

Finding the Fourth Proportional to 192,822.60, 288,942.30 and 163,079.40

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Solution

The fourth proportional to 192,822.60, 288,942.30 and 163,079.40 is: 244,372.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,822.60 : 288,942.30 = 163,079.40 : x
  2. Step 2: Convert to fraction form
    192,822.60/288,942.30 = 163,079.40/x
  3. Step 3: Cross multiply
    192,822.60x = 288,942.30 × 163,079.40
  4. Step 4: Simplify right side
    192,822.60x = 47,120,536,918.62
  5. Step 5: Solve for x
    x = 47,120,536,918.62/192,822.60
  6. Step 6: Final answer
    x = 244,372.48

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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.