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Finding the Fourth Proportional to 66,798.41, 92,181.84 and 36,583.74

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Solution

The fourth proportional to 66,798.41, 92,181.84 and 36,583.74 is: 50,485.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,798.41 : 92,181.84 = 36,583.74 : x
  2. Step 2: Convert to fraction form
    66,798.41/92,181.84 = 36,583.74/x
  3. Step 3: Cross multiply
    66,798.41x = 92,181.84 × 36,583.74
  4. Step 4: Simplify right side
    66,798.41x = 3,372,356,467.28
  5. Step 5: Solve for x
    x = 3,372,356,467.28/66,798.41
  6. Step 6: Final answer
    x = 50,485.58

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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.