Home / 66,839.32-92,233.42-36,619.80

Finding the Fourth Proportional to 66,839.32, 92,233.42 and 36,619.80

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Solution

The fourth proportional to 66,839.32, 92,233.42 and 36,619.80 is: 50,532.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,839.32 : 92,233.42 = 36,619.80 : x
  2. Step 2: Convert to fraction form
    66,839.32/92,233.42 = 36,619.80/x
  3. Step 3: Cross multiply
    66,839.32x = 92,233.42 × 36,619.80
  4. Step 4: Simplify right side
    66,839.32x = 3,377,569,393.72
  5. Step 5: Solve for x
    x = 3,377,569,393.72/66,839.32
  6. Step 6: Final answer
    x = 50,532.67

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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.