Home / 37,909.67-56,847.99-20,136.44

Finding the Fourth Proportional to 37,909.67, 56,847.99 and 20,136.44

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Solution

The fourth proportional to 37,909.67, 56,847.99 and 20,136.44 is: 30,195.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,909.67 : 56,847.99 = 20,136.44 : x
  2. Step 2: Convert to fraction form
    37,909.67/56,847.99 = 20,136.44/x
  3. Step 3: Cross multiply
    37,909.67x = 56,847.99 × 20,136.44
  4. Step 4: Simplify right side
    37,909.67x = 1,144,716,139.76
  5. Step 5: Solve for x
    x = 1,144,716,139.76/37,909.67
  6. Step 6: Final answer
    x = 30,195.89

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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.