Home / 200,170.13-276,207.53-119,580.54

Finding the Fourth Proportional to 200,170.13, 276,207.53 and 119,580.54

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Solution

The fourth proportional to 200,170.13, 276,207.53 and 119,580.54 is: 165,004.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,170.13 : 276,207.53 = 119,580.54 : x
  2. Step 2: Convert to fraction form
    200,170.13/276,207.53 = 119,580.54/x
  3. Step 3: Cross multiply
    200,170.13x = 276,207.53 × 119,580.54
  4. Step 4: Simplify right side
    200,170.13x = 33,029,044,991.56
  5. Step 5: Solve for x
    x = 33,029,044,991.56/200,170.13
  6. Step 6: Final answer
    x = 165,004.87

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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.