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Finding the Fourth Proportional to 66,796.56, 92,101 and 53,324.64

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Solution

The fourth proportional to 66,796.56, 92,101 and 53,324.64 is: 73,525.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,796.56 : 92,101 = 53,324.64 : x
  2. Step 2: Convert to fraction form
    66,796.56/92,101 = 53,324.64/x
  3. Step 3: Cross multiply
    66,796.56x = 92,101 × 53,324.64
  4. Step 4: Simplify right side
    66,796.56x = 4,911,252,668.64
  5. Step 5: Solve for x
    x = 4,911,252,668.64/66,796.56
  6. Step 6: Final answer
    x = 73,525.53

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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.