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Finding the Fourth Proportional to 36,773.52, 50,748.96 and 20,859.84

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Solution

The fourth proportional to 36,773.52, 50,748.96 and 20,859.84 is: 28,787.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,773.52 : 50,748.96 = 20,859.84 : x
  2. Step 2: Convert to fraction form
    36,773.52/50,748.96 = 20,859.84/x
  3. Step 3: Cross multiply
    36,773.52x = 50,748.96 × 20,859.84
  4. Step 4: Simplify right side
    36,773.52x = 1,058,615,185.77
  5. Step 5: Solve for x
    x = 1,058,615,185.77/36,773.52
  6. Step 6: Final answer
    x = 28,787.43

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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.