Home / 126,827.38-174,623.45-107,667.44

Finding the Fourth Proportional to 126,827.38, 174,623.45 and 107,667.44

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Solution

The fourth proportional to 126,827.38, 174,623.45 and 107,667.44 is: 148,242.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,827.38 : 174,623.45 = 107,667.44 : x
  2. Step 2: Convert to fraction form
    126,827.38/174,623.45 = 107,667.44/x
  3. Step 3: Cross multiply
    126,827.38x = 174,623.45 × 107,667.44
  4. Step 4: Simplify right side
    126,827.38x = 18,801,259,825.47
  5. Step 5: Solve for x
    x = 18,801,259,825.47/126,827.38
  6. Step 6: Final answer
    x = 148,242.91

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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.