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Finding the Fourth Proportional to 168,282.66, 232,230.87 and 92,831.16

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Solution

The fourth proportional to 168,282.66, 232,230.87 and 92,831.16 is: 128,107.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,282.66 : 232,230.87 = 92,831.16 : x
  2. Step 2: Convert to fraction form
    168,282.66/232,230.87 = 92,831.16/x
  3. Step 3: Cross multiply
    168,282.66x = 232,230.87 × 92,831.16
  4. Step 4: Simplify right side
    168,282.66x = 21,558,261,049.91
  5. Step 5: Solve for x
    x = 21,558,261,049.91/168,282.66
  6. Step 6: Final answer
    x = 128,107.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.