Home / 172,842.15-238,632.26-141,086.55

Finding the Fourth Proportional to 172,842.15, 238,632.26 and 141,086.55

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Solution

The fourth proportional to 172,842.15, 238,632.26 and 141,086.55 is: 194,789.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,842.15 : 238,632.26 = 141,086.55 : x
  2. Step 2: Convert to fraction form
    172,842.15/238,632.26 = 141,086.55/x
  3. Step 3: Cross multiply
    172,842.15x = 238,632.26 × 141,086.55
  4. Step 4: Simplify right side
    172,842.15x = 33,667,801,576.67
  5. Step 5: Solve for x
    x = 33,667,801,576.67/172,842.15
  6. Step 6: Final answer
    x = 194,789.30

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1.5x scale

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.