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Finding the Fourth Proportional to 45,846.80, 68,683.80 and 23,584.40

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Solution

The fourth proportional to 45,846.80, 68,683.80 and 23,584.40 is: 35,332.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,846.80 : 68,683.80 = 23,584.40 : x
  2. Step 2: Convert to fraction form
    45,846.80/68,683.80 = 23,584.40/x
  3. Step 3: Cross multiply
    45,846.80x = 68,683.80 × 23,584.40
  4. Step 4: Simplify right side
    45,846.80x = 1,619,866,212.72
  5. Step 5: Solve for x
    x = 1,619,866,212.72/45,846.80
  6. Step 6: Final answer
    x = 35,332.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.