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Finding the Fourth Proportional to 63,004.94, 86,866.11 and 51,632.54

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Solution

The fourth proportional to 63,004.94, 86,866.11 and 51,632.54 is: 71,186.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,004.94 : 86,866.11 = 51,632.54 : x
  2. Step 2: Convert to fraction form
    63,004.94/86,866.11 = 51,632.54/x
  3. Step 3: Cross multiply
    63,004.94x = 86,866.11 × 51,632.54
  4. Step 4: Simplify right side
    63,004.94x = 4,485,117,899.22
  5. Step 5: Solve for x
    x = 4,485,117,899.22/63,004.94
  6. Step 6: Final answer
    x = 71,186.77

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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.