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Finding the Fourth Proportional to 69,008.00, 95,204.06 and 38,786.39

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Solution

The fourth proportional to 69,008.00, 95,204.06 and 38,786.39 is: 53,510.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,008.00 : 95,204.06 = 38,786.39 : x
  2. Step 2: Convert to fraction form
    69,008.00/95,204.06 = 38,786.39/x
  3. Step 3: Cross multiply
    69,008.00x = 95,204.06 × 38,786.39
  4. Step 4: Simplify right side
    69,008.00x = 3,692,622,168.78
  5. Step 5: Solve for x
    x = 3,692,622,168.78/69,008.00
  6. Step 6: Final answer
    x = 53,510.06

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1.5x scale

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.