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Finding the Fourth Proportional to 36,809.14, 50,798.01 and 20,894.26

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Solution

The fourth proportional to 36,809.14, 50,798.01 and 20,894.26 is: 28,834.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,809.14 : 50,798.01 = 20,894.26 : x
  2. Step 2: Convert to fraction form
    36,809.14/50,798.01 = 20,894.26/x
  3. Step 3: Cross multiply
    36,809.14x = 50,798.01 × 20,894.26
  4. Step 4: Simplify right side
    36,809.14x = 1,061,386,828.42
  5. Step 5: Solve for x
    x = 1,061,386,828.42/36,809.14
  6. Step 6: Final answer
    x = 28,834.87

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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.