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Finding the Fourth Proportional to 36,773.63, 50,746.01 and 20,419.83

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Solution

The fourth proportional to 36,773.63, 50,746.01 and 20,419.83 is: 28,178.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,773.63 : 50,746.01 = 20,419.83 : x
  2. Step 2: Convert to fraction form
    36,773.63/50,746.01 = 20,419.83/x
  3. Step 3: Cross multiply
    36,773.63x = 50,746.01 × 20,419.83
  4. Step 4: Simplify right side
    36,773.63x = 1,036,224,592.60
  5. Step 5: Solve for x
    x = 1,036,224,592.60/36,773.63
  6. Step 6: Final answer
    x = 28,178.47

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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.