Home / 194,796.08-268,775.88-126,805.76

Finding the Fourth Proportional to 194,796.08, 268,775.88 and 126,805.76

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Solution

The fourth proportional to 194,796.08, 268,775.88 and 126,805.76 is: 174,964.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,796.08 : 268,775.88 = 126,805.76 : x
  2. Step 2: Convert to fraction form
    194,796.08/268,775.88 = 126,805.76/x
  3. Step 3: Cross multiply
    194,796.08x = 268,775.88 × 126,805.76
  4. Step 4: Simplify right side
    194,796.08x = 34,082,329,733.07
  5. Step 5: Solve for x
    x = 34,082,329,733.07/194,796.08
  6. Step 6: Final answer
    x = 174,964.15

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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.