Home / 69,475.26-104,212.89-16,884.78

Finding the Fourth Proportional to 69,475.26, 104,212.89 and 16,884.78

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Solution

The fourth proportional to 69,475.26, 104,212.89 and 16,884.78 is: 25,327.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,475.26 : 104,212.89 = 16,884.78 : x
  2. Step 2: Convert to fraction form
    69,475.26/104,212.89 = 16,884.78/x
  3. Step 3: Cross multiply
    69,475.26x = 104,212.89 × 16,884.78
  4. Step 4: Simplify right side
    69,475.26x = 1,759,611,720.81
  5. Step 5: Solve for x
    x = 1,759,611,720.81/69,475.26
  6. Step 6: Final answer
    x = 25,327.17

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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.