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Finding the Fourth Proportional to 36,962.56, 55,443.88 and 9,260.56

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Solution

The fourth proportional to 36,962.56, 55,443.88 and 9,260.56 is: 13,890.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,962.56 : 55,443.88 = 9,260.56 : x
  2. Step 2: Convert to fraction form
    36,962.56/55,443.88 = 9,260.56/x
  3. Step 3: Cross multiply
    36,962.56x = 55,443.88 × 9,260.56
  4. Step 4: Simplify right side
    36,962.56x = 513,441,377.37
  5. Step 5: Solve for x
    x = 513,441,377.37/36,962.56
  6. Step 6: Final answer
    x = 13,890.85

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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.