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Finding the Fourth Proportional to 39,710.79, 54,796.80 and 23,794.83

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Solution

The fourth proportional to 39,710.79, 54,796.80 and 23,794.83 is: 32,834.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,710.79 : 54,796.80 = 23,794.83 : x
  2. Step 2: Convert to fraction form
    39,710.79/54,796.80 = 23,794.83/x
  3. Step 3: Cross multiply
    39,710.79x = 54,796.80 × 23,794.83
  4. Step 4: Simplify right side
    39,710.79x = 1,303,880,540.54
  5. Step 5: Solve for x
    x = 1,303,880,540.54/39,710.79
  6. Step 6: Final answer
    x = 32,834.41

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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.