Home / 36,085.88-49,798.58-20,170.32

Finding the Fourth Proportional to 36,085.88, 49,798.58 and 20,170.32

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Solution

The fourth proportional to 36,085.88, 49,798.58 and 20,170.32 is: 27,835.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,085.88 : 49,798.58 = 20,170.32 : x
  2. Step 2: Convert to fraction form
    36,085.88/49,798.58 = 20,170.32/x
  3. Step 3: Cross multiply
    36,085.88x = 49,798.58 × 20,170.32
  4. Step 4: Simplify right side
    36,085.88x = 1,004,453,260.07
  5. Step 5: Solve for x
    x = 1,004,453,260.07/36,085.88
  6. Step 6: Final answer
    x = 27,835.08

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Double scale
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Similar ratio
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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.