Home / 192,134.76-288,215.97-73,806.18

Finding the Fourth Proportional to 192,134.76, 288,215.97 and 73,806.18

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Solution

The fourth proportional to 192,134.76, 288,215.97 and 73,806.18 is: 110,714.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,134.76 : 288,215.97 = 73,806.18 : x
  2. Step 2: Convert to fraction form
    192,134.76/288,215.97 = 73,806.18/x
  3. Step 3: Cross multiply
    192,134.76x = 288,215.97 × 73,806.18
  4. Step 4: Simplify right side
    192,134.76x = 21,272,119,760.69
  5. Step 5: Solve for x
    x = 21,272,119,760.69/192,134.76
  6. Step 6: Final answer
    x = 110,714.58

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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.