Home / 194,911.84-268,932.72-114,335.20

Finding the Fourth Proportional to 194,911.84, 268,932.72 and 114,335.20

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Solution

The fourth proportional to 194,911.84, 268,932.72 and 114,335.20 is: 157,755.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,911.84 : 268,932.72 = 114,335.20 : x
  2. Step 2: Convert to fraction form
    194,911.84/268,932.72 = 114,335.20/x
  3. Step 3: Cross multiply
    194,911.84x = 268,932.72 × 114,335.20
  4. Step 4: Simplify right side
    194,911.84x = 30,748,476,327.74
  5. Step 5: Solve for x
    x = 30,748,476,327.74/194,911.84
  6. Step 6: Final answer
    x = 157,755.82

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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.