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Finding the Fourth Proportional to 36,773.60, 50,756.63 and 20,867.63

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Solution

The fourth proportional to 36,773.60, 50,756.63 and 20,867.63 is: 28,802.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,773.60 : 50,756.63 = 20,867.63 : x
  2. Step 2: Convert to fraction form
    36,773.60/50,756.63 = 20,867.63/x
  3. Step 3: Cross multiply
    36,773.60x = 50,756.63 × 20,867.63
  4. Step 4: Simplify right side
    36,773.60x = 1,059,170,216.77
  5. Step 5: Solve for x
    x = 1,059,170,216.77/36,773.60
  6. Step 6: Final answer
    x = 28,802.47

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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.