Home / 36,120.08-49,841.48-20,204.16

Finding the Fourth Proportional to 36,120.08, 49,841.48 and 20,204.16

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Solution

The fourth proportional to 36,120.08, 49,841.48 and 20,204.16 is: 27,879.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,120.08 : 49,841.48 = 20,204.16 : x
  2. Step 2: Convert to fraction form
    36,120.08/49,841.48 = 20,204.16/x
  3. Step 3: Cross multiply
    36,120.08x = 49,841.48 × 20,204.16
  4. Step 4: Simplify right side
    36,120.08x = 1,007,005,236.56
  5. Step 5: Solve for x
    x = 1,007,005,236.56/36,120.08
  6. Step 6: Final answer
    x = 27,879.37

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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.