Home / 171,861.54-237,197.43-100,241.56

Finding the Fourth Proportional to 171,861.54, 237,197.43 and 100,241.56

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Solution

The fourth proportional to 171,861.54, 237,197.43 and 100,241.56 is: 138,349.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,861.54 : 237,197.43 = 100,241.56 : x
  2. Step 2: Convert to fraction form
    171,861.54/237,197.43 = 100,241.56/x
  3. Step 3: Cross multiply
    171,861.54x = 237,197.43 × 100,241.56
  4. Step 4: Simplify right side
    171,861.54x = 23,777,039,536.27
  5. Step 5: Solve for x
    x = 23,777,039,536.27/171,861.54
  6. Step 6: Final answer
    x = 138,349.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.