Home / 212,514.54-293,270.94-127,633.02

Finding the Fourth Proportional to 212,514.54, 293,270.94 and 127,633.02

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Solution

The fourth proportional to 212,514.54, 293,270.94 and 127,633.02 is: 176,134.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,514.54 : 293,270.94 = 127,633.02 : x
  2. Step 2: Convert to fraction form
    212,514.54/293,270.94 = 127,633.02/x
  3. Step 3: Cross multiply
    212,514.54x = 293,270.94 × 127,633.02
  4. Step 4: Simplify right side
    212,514.54x = 37,431,055,750.44
  5. Step 5: Solve for x
    x = 37,431,055,750.44/212,514.54
  6. Step 6: Final answer
    x = 176,134.09

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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.