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Finding the Fourth Proportional to 66,050.84, 91,150.16 and 37,757.16

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Solution

The fourth proportional to 66,050.84, 91,150.16 and 37,757.16 is: 52,104.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,050.84 : 91,150.16 = 37,757.16 : x
  2. Step 2: Convert to fraction form
    66,050.84/91,150.16 = 37,757.16/x
  3. Step 3: Cross multiply
    66,050.84x = 91,150.16 × 37,757.16
  4. Step 4: Simplify right side
    66,050.84x = 3,441,571,175.15
  5. Step 5: Solve for x
    x = 3,441,571,175.15/66,050.84
  6. Step 6: Final answer
    x = 52,104.88

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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.