Home / 37,087.81-55,629.96-12,124.56

Finding the Fourth Proportional to 37,087.81, 55,629.96 and 12,124.56

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Solution

The fourth proportional to 37,087.81, 55,629.96 and 12,124.56 is: 18,186.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,087.81 : 55,629.96 = 12,124.56 : x
  2. Step 2: Convert to fraction form
    37,087.81/55,629.96 = 12,124.56/x
  3. Step 3: Cross multiply
    37,087.81x = 55,629.96 × 12,124.56
  4. Step 4: Simplify right side
    37,087.81x = 674,488,950.96
  5. Step 5: Solve for x
    x = 674,488,950.96/37,087.81
  6. Step 6: Final answer
    x = 18,186.27

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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.