Home / 37,099.60-51,197.12-20,103.48

Finding the Fourth Proportional to 37,099.60, 51,197.12 and 20,103.48

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Solution

The fourth proportional to 37,099.60, 51,197.12 and 20,103.48 is: 27,742.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,099.60 : 51,197.12 = 20,103.48 : x
  2. Step 2: Convert to fraction form
    37,099.60/51,197.12 = 20,103.48/x
  3. Step 3: Cross multiply
    37,099.60x = 51,197.12 × 20,103.48
  4. Step 4: Simplify right side
    37,099.60x = 1,029,240,277.98
  5. Step 5: Solve for x
    x = 1,029,240,277.98/37,099.60
  6. Step 6: Final answer
    x = 27,742.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.