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Finding the Fourth Proportional to 36,773.99, 55,154.36 and 15,725.87

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Solution

The fourth proportional to 36,773.99, 55,154.36 and 15,725.87 is: 23,585.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,773.99 : 55,154.36 = 15,725.87 : x
  2. Step 2: Convert to fraction form
    36,773.99/55,154.36 = 15,725.87/x
  3. Step 3: Cross multiply
    36,773.99x = 55,154.36 × 15,725.87
  4. Step 4: Simplify right side
    36,773.99x = 867,350,058.84
  5. Step 5: Solve for x
    x = 867,350,058.84/36,773.99
  6. Step 6: Final answer
    x = 23,585.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.