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Finding the Fourth Proportional to 24,604.80, 36,706.08 and 21,148.80

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Solution

The fourth proportional to 24,604.80, 36,706.08 and 21,148.80 is: 31,550.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,604.80 : 36,706.08 = 21,148.80 : x
  2. Step 2: Convert to fraction form
    24,604.80/36,706.08 = 21,148.80/x
  3. Step 3: Cross multiply
    24,604.80x = 36,706.08 × 21,148.80
  4. Step 4: Simplify right side
    24,604.80x = 776,289,544.70
  5. Step 5: Solve for x
    x = 776,289,544.70/24,604.80
  6. Step 6: Final answer
    x = 31,550.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.