Home / 232,821.14-321,380.95-136,056.42

Finding the Fourth Proportional to 232,821.14, 321,380.95 and 136,056.42

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Solution

The fourth proportional to 232,821.14, 321,380.95 and 136,056.42 is: 187,809.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,821.14 : 321,380.95 = 136,056.42 : x
  2. Step 2: Convert to fraction form
    232,821.14/321,380.95 = 136,056.42/x
  3. Step 3: Cross multiply
    232,821.14x = 321,380.95 × 136,056.42
  4. Step 4: Simplify right side
    232,821.14x = 43,725,939,906.29
  5. Step 5: Solve for x
    x = 43,725,939,906.29/232,821.14
  6. Step 6: Final answer
    x = 187,809.15

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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.