Home / 66,236.32-99,136.32-36,204.76

Finding the Fourth Proportional to 66,236.32, 99,136.32 and 36,204.76

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Solution

The fourth proportional to 66,236.32, 99,136.32 and 36,204.76 is: 54,187.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,236.32 : 99,136.32 = 36,204.76 : x
  2. Step 2: Convert to fraction form
    66,236.32/99,136.32 = 36,204.76/x
  3. Step 3: Cross multiply
    66,236.32x = 99,136.32 × 36,204.76
  4. Step 4: Simplify right side
    66,236.32x = 3,589,206,672.88
  5. Step 5: Solve for x
    x = 3,589,206,672.88/66,236.32
  6. Step 6: Final answer
    x = 54,187.89

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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.