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Finding the Fourth Proportional to 69,220.32, 95,524 and 37,389.21

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Solution

The fourth proportional to 69,220.32, 95,524 and 37,389.21 is: 51,597.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,220.32 : 95,524 = 37,389.21 : x
  2. Step 2: Convert to fraction form
    69,220.32/95,524 = 37,389.21/x
  3. Step 3: Cross multiply
    69,220.32x = 95,524 × 37,389.21
  4. Step 4: Simplify right side
    69,220.32x = 3,571,566,896.04
  5. Step 5: Solve for x
    x = 3,571,566,896.04/69,220.32
  6. Step 6: Final answer
    x = 51,597.09

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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.