Home / 69,470.60-104,205.56-16,880.24

Finding the Fourth Proportional to 69,470.60, 104,205.56 and 16,880.24

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Solution

The fourth proportional to 69,470.60, 104,205.56 and 16,880.24 is: 25,320.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,470.60 : 104,205.56 = 16,880.24 : x
  2. Step 2: Convert to fraction form
    69,470.60/104,205.56 = 16,880.24/x
  3. Step 3: Cross multiply
    69,470.60x = 104,205.56 × 16,880.24
  4. Step 4: Simplify right side
    69,470.60x = 1,759,014,862.13
  5. Step 5: Solve for x
    x = 1,759,014,862.13/69,470.60
  6. Step 6: Final answer
    x = 25,320.28

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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.