Home / 316,229.88-474,134.64-174,142.07

Finding the Fourth Proportional to 316,229.88, 474,134.64 and 174,142.07

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Solution

The fourth proportional to 316,229.88, 474,134.64 and 174,142.07 is: 261,097.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,229.88 : 474,134.64 = 174,142.07 : x
  2. Step 2: Convert to fraction form
    316,229.88/474,134.64 = 174,142.07/x
  3. Step 3: Cross multiply
    316,229.88x = 474,134.64 × 174,142.07
  4. Step 4: Simplify right side
    316,229.88x = 82,566,789,512.25
  5. Step 5: Solve for x
    x = 82,566,789,512.25/316,229.88
  6. Step 6: Final answer
    x = 261,097.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.