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Finding the Fourth Proportional to 36,761.66, 50,731.14 and 19,994.66

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Solution

The fourth proportional to 36,761.66, 50,731.14 and 19,994.66 is: 27,592.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,761.66 : 50,731.14 = 19,994.66 : x
  2. Step 2: Convert to fraction form
    36,761.66/50,731.14 = 19,994.66/x
  3. Step 3: Cross multiply
    36,761.66x = 50,731.14 × 19,994.66
  4. Step 4: Simplify right side
    36,761.66x = 1,014,351,895.71
  5. Step 5: Solve for x
    x = 1,014,351,895.71/36,761.66
  6. Step 6: Final answer
    x = 27,592.66

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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.