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Finding the Fourth Proportional to 63,457.93, 87,571.93 and 35,163.61

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Solution

The fourth proportional to 63,457.93, 87,571.93 and 35,163.61 is: 48,525.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,457.93 : 87,571.93 = 35,163.61 : x
  2. Step 2: Convert to fraction form
    63,457.93/87,571.93 = 35,163.61/x
  3. Step 3: Cross multiply
    63,457.93x = 87,571.93 × 35,163.61
  4. Step 4: Simplify right side
    63,457.93x = 3,079,345,412.40
  5. Step 5: Solve for x
    x = 3,079,345,412.40/63,457.93
  6. Step 6: Final answer
    x = 48,525.78

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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.