Home / 114,621.99-171,816.35-106,136.43

Finding the Fourth Proportional to 114,621.99, 171,816.35 and 106,136.43

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Solution

The fourth proportional to 114,621.99, 171,816.35 and 106,136.43 is: 159,096.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,621.99 : 171,816.35 = 106,136.43 : x
  2. Step 2: Convert to fraction form
    114,621.99/171,816.35 = 106,136.43/x
  3. Step 3: Cross multiply
    114,621.99x = 171,816.35 × 106,136.43
  4. Step 4: Simplify right side
    114,621.99x = 18,235,973,473.95
  5. Step 5: Solve for x
    x = 18,235,973,473.95/114,621.99
  6. Step 6: Final answer
    x = 159,096.64

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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.