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Finding the Fourth Proportional to 63,896.80, 95,859.60 and 19,525.60

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Solution

The fourth proportional to 63,896.80, 95,859.60 and 19,525.60 is: 29,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,896.80 : 95,859.60 = 19,525.60 : x
  2. Step 2: Convert to fraction form
    63,896.80/95,859.60 = 19,525.60/x
  3. Step 3: Cross multiply
    63,896.80x = 95,859.60 × 19,525.60
  4. Step 4: Simplify right side
    63,896.80x = 1,871,716,205.76
  5. Step 5: Solve for x
    x = 1,871,716,205.76/63,896.80
  6. Step 6: Final answer
    x = 29,292.80

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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.