Home / 193,323.85-290,011.24-71,727.84

Finding the Fourth Proportional to 193,323.85, 290,011.24 and 71,727.84

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Solution

The fourth proportional to 193,323.85, 290,011.24 and 71,727.84 is: 107,601.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,323.85 : 290,011.24 = 71,727.84 : x
  2. Step 2: Convert to fraction form
    193,323.85/290,011.24 = 71,727.84/x
  3. Step 3: Cross multiply
    193,323.85x = 290,011.24 × 71,727.84
  4. Step 4: Simplify right side
    193,323.85x = 20,801,880,452.42
  5. Step 5: Solve for x
    x = 20,801,880,452.42/193,323.85
  6. Step 6: Final answer
    x = 107,601.21

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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.