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Finding the Fourth Proportional to 69,470.58, 104,205.60 and 16,880.22

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Solution

The fourth proportional to 69,470.58, 104,205.60 and 16,880.22 is: 25,320.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,470.58 : 104,205.60 = 16,880.22 : x
  2. Step 2: Convert to fraction form
    69,470.58/104,205.60 = 16,880.22/x
  3. Step 3: Cross multiply
    69,470.58x = 104,205.60 × 16,880.22
  4. Step 4: Simplify right side
    69,470.58x = 1,759,013,453.23
  5. Step 5: Solve for x
    x = 1,759,013,453.23/69,470.58
  6. Step 6: Final answer
    x = 25,320.26

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1.5x scale

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.