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Finding the Fourth Proportional to 36,756.02, 50,723.03 and 19,989.02

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Solution

The fourth proportional to 36,756.02, 50,723.03 and 19,989.02 is: 27,584.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,756.02 : 50,723.03 = 19,989.02 : x
  2. Step 2: Convert to fraction form
    36,756.02/50,723.03 = 19,989.02/x
  3. Step 3: Cross multiply
    36,756.02x = 50,723.03 × 19,989.02
  4. Step 4: Simplify right side
    36,756.02x = 1,013,903,661.13
  5. Step 5: Solve for x
    x = 1,013,903,661.13/36,756.02
  6. Step 6: Final answer
    x = 27,584.70

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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.