Home / 36,776.81-55,173.50-13,403.33

Finding the Fourth Proportional to 36,776.81, 55,173.50 and 13,403.33

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Solution

The fourth proportional to 36,776.81, 55,173.50 and 13,403.33 is: 20,108.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,776.81 : 55,173.50 = 13,403.33 : x
  2. Step 2: Convert to fraction form
    36,776.81/55,173.50 = 13,403.33/x
  3. Step 3: Cross multiply
    36,776.81x = 55,173.50 × 13,403.33
  4. Step 4: Simplify right side
    36,776.81x = 739,508,560.74
  5. Step 5: Solve for x
    x = 739,508,560.74/36,776.81
  6. Step 6: Final answer
    x = 20,108.01

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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.