Home / 192,817.22-288,722.82-155,171.66

Finding the Fourth Proportional to 192,817.22, 288,722.82 and 155,171.66

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Solution

The fourth proportional to 192,817.22, 288,722.82 and 155,171.66 is: 232,352.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,817.22 : 288,722.82 = 155,171.66 : x
  2. Step 2: Convert to fraction form
    192,817.22/288,722.82 = 155,171.66/x
  3. Step 3: Cross multiply
    192,817.22x = 288,722.82 × 155,171.66
  4. Step 4: Simplify right side
    192,817.22x = 44,801,599,259.28
  5. Step 5: Solve for x
    x = 44,801,599,259.28/192,817.22
  6. Step 6: Final answer
    x = 232,352.69

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1.5x scale

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.