Home / 37,119.66-55,688.58-12,161.04

Finding the Fourth Proportional to 37,119.66, 55,688.58 and 12,161.04

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Solution

The fourth proportional to 37,119.66, 55,688.58 and 12,161.04 is: 18,244.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,119.66 : 55,688.58 = 12,161.04 : x
  2. Step 2: Convert to fraction form
    37,119.66/55,688.58 = 12,161.04/x
  3. Step 3: Cross multiply
    37,119.66x = 55,688.58 × 12,161.04
  4. Step 4: Simplify right side
    37,119.66x = 677,231,048.92
  5. Step 5: Solve for x
    x = 677,231,048.92/37,119.66
  6. Step 6: Final answer
    x = 18,244.54

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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.