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Finding the Fourth Proportional to 69,698.60, 96,183.81 and 37,867.22

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Solution

The fourth proportional to 69,698.60, 96,183.81 and 37,867.22 is: 52,256.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,698.60 : 96,183.81 = 37,867.22 : x
  2. Step 2: Convert to fraction form
    69,698.60/96,183.81 = 37,867.22/x
  3. Step 3: Cross multiply
    69,698.60x = 96,183.81 × 37,867.22
  4. Step 4: Simplify right side
    69,698.60x = 3,642,213,012.79
  5. Step 5: Solve for x
    x = 3,642,213,012.79/69,698.60
  6. Step 6: Final answer
    x = 52,256.62

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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.