Home / 194,929-269,052.42-127,115.08

Finding the Fourth Proportional to 194,929, 269,052.42 and 127,115.08

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Solution

The fourth proportional to 194,929, 269,052.42 and 127,115.08 is: 175,451.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,929 : 269,052.42 = 127,115.08 : x
  2. Step 2: Convert to fraction form
    194,929/269,052.42 = 127,115.08/x
  3. Step 3: Cross multiply
    194,929x = 269,052.42 × 127,115.08
  4. Step 4: Simplify right side
    194,929x = 34,200,619,892.49
  5. Step 5: Solve for x
    x = 34,200,619,892.49/194,929
  6. Step 6: Final answer
    x = 175,451.68

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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.