Home / 234,216.96-323,219.28-126,787.86

Finding the Fourth Proportional to 234,216.96, 323,219.28 and 126,787.86

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Solution

The fourth proportional to 234,216.96, 323,219.28 and 126,787.86 is: 174,967.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,216.96 : 323,219.28 = 126,787.86 : x
  2. Step 2: Convert to fraction form
    234,216.96/323,219.28 = 126,787.86/x
  3. Step 3: Cross multiply
    234,216.96x = 323,219.28 × 126,787.86
  4. Step 4: Simplify right side
    234,216.96x = 40,980,280,821.94
  5. Step 5: Solve for x
    x = 40,980,280,821.94/234,216.96
  6. Step 6: Final answer
    x = 174,967.18

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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.