Home / 37,110.60-55,671.30-12,144.60

Finding the Fourth Proportional to 37,110.60, 55,671.30 and 12,144.60

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Solution

The fourth proportional to 37,110.60, 55,671.30 and 12,144.60 is: 18,218.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,110.60 : 55,671.30 = 12,144.60 : x
  2. Step 2: Convert to fraction form
    37,110.60/55,671.30 = 12,144.60/x
  3. Step 3: Cross multiply
    37,110.60x = 55,671.30 × 12,144.60
  4. Step 4: Simplify right side
    37,110.60x = 676,105,669.98
  5. Step 5: Solve for x
    x = 676,105,669.98/37,110.60
  6. Step 6: Final answer
    x = 18,218.67

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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.