Home / 36,120.16-49,844.82-20,204.68

Finding the Fourth Proportional to 36,120.16, 49,844.82 and 20,204.68

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Solution

The fourth proportional to 36,120.16, 49,844.82 and 20,204.68 is: 27,881.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,120.16 : 49,844.82 = 20,204.68 : x
  2. Step 2: Convert to fraction form
    36,120.16/49,844.82 = 20,204.68/x
  3. Step 3: Cross multiply
    36,120.16x = 49,844.82 × 20,204.68
  4. Step 4: Simplify right side
    36,120.16x = 1,007,098,637.76
  5. Step 5: Solve for x
    x = 1,007,098,637.76/36,120.16
  6. Step 6: Final answer
    x = 27,881.90

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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.