Home / 54,136.11-81,211.82-16,699.23

Finding the Fourth Proportional to 54,136.11, 81,211.82 and 16,699.23

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Solution

The fourth proportional to 54,136.11, 81,211.82 and 16,699.23 is: 25,051.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,136.11 : 81,211.82 = 16,699.23 : x
  2. Step 2: Convert to fraction form
    54,136.11/81,211.82 = 16,699.23/x
  3. Step 3: Cross multiply
    54,136.11x = 81,211.82 × 16,699.23
  4. Step 4: Simplify right side
    54,136.11x = 1,356,174,777.40
  5. Step 5: Solve for x
    x = 1,356,174,777.40/54,136.11
  6. Step 6: Final answer
    x = 25,051.20

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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.