Home / 36,740.10-55,134.73-13,366.54

Finding the Fourth Proportional to 36,740.10, 55,134.73 and 13,366.54

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Solution

The fourth proportional to 36,740.10, 55,134.73 and 13,366.54 is: 20,058.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,740.10 : 55,134.73 = 13,366.54 : x
  2. Step 2: Convert to fraction form
    36,740.10/55,134.73 = 13,366.54/x
  3. Step 3: Cross multiply
    36,740.10x = 55,134.73 × 13,366.54
  4. Step 4: Simplify right side
    36,740.10x = 736,960,659.56
  5. Step 5: Solve for x
    x = 736,960,659.56/36,740.10
  6. Step 6: Final answer
    x = 20,058.75

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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.