Home / 192,609.46-288,953.60-66,233.29

Finding the Fourth Proportional to 192,609.46, 288,953.60 and 66,233.29

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Solution

The fourth proportional to 192,609.46, 288,953.60 and 66,233.29 is: 99,363.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,609.46 : 288,953.60 = 66,233.29 : x
  2. Step 2: Convert to fraction form
    192,609.46/288,953.60 = 66,233.29/x
  3. Step 3: Cross multiply
    192,609.46x = 288,953.60 × 66,233.29
  4. Step 4: Simplify right side
    192,609.46x = 19,138,345,809.41
  5. Step 5: Solve for x
    x = 19,138,345,809.41/192,609.46
  6. Step 6: Final answer
    x = 99,363.48

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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.