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Finding the Fourth Proportional to 36,714.28, 50,665.47 and 19,947.28

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Solution

The fourth proportional to 36,714.28, 50,665.47 and 19,947.28 is: 27,527.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,714.28 : 50,665.47 = 19,947.28 : x
  2. Step 2: Convert to fraction form
    36,714.28/50,665.47 = 19,947.28/x
  3. Step 3: Cross multiply
    36,714.28x = 50,665.47 × 19,947.28
  4. Step 4: Simplify right side
    36,714.28x = 1,010,638,316.42
  5. Step 5: Solve for x
    x = 1,010,638,316.42/36,714.28
  6. Step 6: Final answer
    x = 27,527.12

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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.