Home / 37,164.48-55,707.75-12,198.12

Finding the Fourth Proportional to 37,164.48, 55,707.75 and 12,198.12

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Solution

The fourth proportional to 37,164.48, 55,707.75 and 12,198.12 is: 18,284.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,164.48 : 55,707.75 = 12,198.12 : x
  2. Step 2: Convert to fraction form
    37,164.48/55,707.75 = 12,198.12/x
  3. Step 3: Cross multiply
    37,164.48x = 55,707.75 × 12,198.12
  4. Step 4: Simplify right side
    37,164.48x = 679,529,819.43
  5. Step 5: Solve for x
    x = 679,529,819.43/37,164.48
  6. Step 6: Final answer
    x = 18,284.39

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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.