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Finding the Fourth Proportional to 36,959.19, 51,003.72 and 20,192.19

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Solution

The fourth proportional to 36,959.19, 51,003.72 and 20,192.19 is: 27,865.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,959.19 : 51,003.72 = 20,192.19 : x
  2. Step 2: Convert to fraction form
    36,959.19/51,003.72 = 20,192.19/x
  3. Step 3: Cross multiply
    36,959.19x = 51,003.72 × 20,192.19
  4. Step 4: Simplify right side
    36,959.19x = 1,029,876,804.95
  5. Step 5: Solve for x
    x = 1,029,876,804.95/36,959.19
  6. Step 6: Final answer
    x = 27,865.24

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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.