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Finding the Fourth Proportional to 36,744.72, 50,707.44 and 19,977.72

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Solution

The fourth proportional to 36,744.72, 50,707.44 and 19,977.72 is: 27,569.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,744.72 : 50,707.44 = 19,977.72 : x
  2. Step 2: Convert to fraction form
    36,744.72/50,707.44 = 19,977.72/x
  3. Step 3: Cross multiply
    36,744.72x = 50,707.44 × 19,977.72
  4. Step 4: Simplify right side
    36,744.72x = 1,013,019,038.24
  5. Step 5: Solve for x
    x = 1,013,019,038.24/36,744.72
  6. Step 6: Final answer
    x = 27,569.10

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.