Home / 66,853.46-92,257.79-36,639.98

Finding the Fourth Proportional to 66,853.46, 92,257.79 and 36,639.98

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Solution

The fourth proportional to 66,853.46, 92,257.79 and 36,639.98 is: 50,563.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,853.46 : 92,257.79 = 36,639.98 : x
  2. Step 2: Convert to fraction form
    66,853.46/92,257.79 = 36,639.98/x
  3. Step 3: Cross multiply
    66,853.46x = 92,257.79 × 36,639.98
  4. Step 4: Simplify right side
    66,853.46x = 3,380,323,580.44
  5. Step 5: Solve for x
    x = 3,380,323,580.44/66,853.46
  6. Step 6: Final answer
    x = 50,563.18

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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.