Home / 36,399.66-54,707.22-30,199.92

Finding the Fourth Proportional to 36,399.66, 54,707.22 and 30,199.92

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Solution

The fourth proportional to 36,399.66, 54,707.22 and 30,199.92 is: 45,389.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,399.66 : 54,707.22 = 30,199.92 : x
  2. Step 2: Convert to fraction form
    36,399.66/54,707.22 = 30,199.92/x
  3. Step 3: Cross multiply
    36,399.66x = 54,707.22 × 30,199.92
  4. Step 4: Simplify right side
    36,399.66x = 1,652,153,667.42
  5. Step 5: Solve for x
    x = 1,652,153,667.42/36,399.66
  6. Step 6: Final answer
    x = 45,389.26

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1.5x scale

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.