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Finding the Fourth Proportional to 68,004.77, 93,846.22 and 37,378.56

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Solution

The fourth proportional to 68,004.77, 93,846.22 and 37,378.56 is: 51,582.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,004.77 : 93,846.22 = 37,378.56 : x
  2. Step 2: Convert to fraction form
    68,004.77/93,846.22 = 37,378.56/x
  3. Step 3: Cross multiply
    68,004.77x = 93,846.22 × 37,378.56
  4. Step 4: Simplify right side
    68,004.77x = 3,507,836,928.65
  5. Step 5: Solve for x
    x = 3,507,836,928.65/68,004.77
  6. Step 6: Final answer
    x = 51,582.22

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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.