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Finding the Fourth Proportional to 66,733.02, 100,100.70 and 22,351.50

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Solution

The fourth proportional to 66,733.02, 100,100.70 and 22,351.50 is: 33,527.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,733.02 : 100,100.70 = 22,351.50 : x
  2. Step 2: Convert to fraction form
    66,733.02/100,100.70 = 22,351.50/x
  3. Step 3: Cross multiply
    66,733.02x = 100,100.70 × 22,351.50
  4. Step 4: Simplify right side
    66,733.02x = 2,237,400,796.05
  5. Step 5: Solve for x
    x = 2,237,400,796.05/66,733.02
  6. Step 6: Final answer
    x = 33,527.64

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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.