Home / 192,114.06-288,184.92-73,785.39

Finding the Fourth Proportional to 192,114.06, 288,184.92 and 73,785.39

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Solution

The fourth proportional to 192,114.06, 288,184.92 and 73,785.39 is: 110,683.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,114.06 : 288,184.92 = 73,785.39 : x
  2. Step 2: Convert to fraction form
    192,114.06/288,184.92 = 73,785.39/x
  3. Step 3: Cross multiply
    192,114.06x = 288,184.92 × 73,785.39
  4. Step 4: Simplify right side
    192,114.06x = 21,263,836,714.32
  5. Step 5: Solve for x
    x = 21,263,836,714.32/192,114.06
  6. Step 6: Final answer
    x = 110,683.40

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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.