Home / 54,136.55-81,203.93-16,185.91

Finding the Fourth Proportional to 54,136.55, 81,203.93 and 16,185.91

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Solution

The fourth proportional to 54,136.55, 81,203.93 and 16,185.91 is: 24,278.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,136.55 : 81,203.93 = 16,185.91 : x
  2. Step 2: Convert to fraction form
    54,136.55/81,203.93 = 16,185.91/x
  3. Step 3: Cross multiply
    54,136.55x = 81,203.93 × 16,185.91
  4. Step 4: Simplify right side
    54,136.55x = 1,314,359,502.63
  5. Step 5: Solve for x
    x = 1,314,359,502.63/54,136.55
  6. Step 6: Final answer
    x = 24,278.60

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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.