Home / 40,231.14-60,355.26-12,153.30

Finding the Fourth Proportional to 40,231.14, 60,355.26 and 12,153.30

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Solution

The fourth proportional to 40,231.14, 60,355.26 and 12,153.30 is: 18,232.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,231.14 : 60,355.26 = 12,153.30 : x
  2. Step 2: Convert to fraction form
    40,231.14/60,355.26 = 12,153.30/x
  3. Step 3: Cross multiply
    40,231.14x = 60,355.26 × 12,153.30
  4. Step 4: Simplify right side
    40,231.14x = 733,515,581.36
  5. Step 5: Solve for x
    x = 733,515,581.36/40,231.14
  6. Step 6: Final answer
    x = 18,232.53

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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.