Home / 192,515.27-288,532.33-92,648.64

Finding the Fourth Proportional to 192,515.27, 288,532.33 and 92,648.64

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Solution

The fourth proportional to 192,515.27, 288,532.33 and 92,648.64 is: 138,857.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,515.27 : 288,532.33 = 92,648.64 : x
  2. Step 2: Convert to fraction form
    192,515.27/288,532.33 = 92,648.64/x
  3. Step 3: Cross multiply
    192,515.27x = 288,532.33 × 92,648.64
  4. Step 4: Simplify right side
    192,515.27x = 26,732,128,820.91
  5. Step 5: Solve for x
    x = 26,732,128,820.91/192,515.27
  6. Step 6: Final answer
    x = 138,857.19

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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.