Home / 54,136.50-81,198.63-16,693.44

Finding the Fourth Proportional to 54,136.50, 81,198.63 and 16,693.44

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Solution

The fourth proportional to 54,136.50, 81,198.63 and 16,693.44 is: 25,038.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,136.50 : 81,198.63 = 16,693.44 : x
  2. Step 2: Convert to fraction form
    54,136.50/81,198.63 = 16,693.44/x
  3. Step 3: Cross multiply
    54,136.50x = 81,198.63 × 16,693.44
  4. Step 4: Simplify right side
    54,136.50x = 1,355,484,457.99
  5. Step 5: Solve for x
    x = 1,355,484,457.99/54,136.50
  6. Step 6: Final answer
    x = 25,038.27

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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.