Home / 50,485.68-69,667.40-27,824.60

Finding the Fourth Proportional to 50,485.68, 69,667.40 and 27,824.60

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Solution

The fourth proportional to 50,485.68, 69,667.40 and 27,824.60 is: 38,396.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,485.68 : 69,667.40 = 27,824.60 : x
  2. Step 2: Convert to fraction form
    50,485.68/69,667.40 = 27,824.60/x
  3. Step 3: Cross multiply
    50,485.68x = 69,667.40 × 27,824.60
  4. Step 4: Simplify right side
    50,485.68x = 1,938,467,808.05
  5. Step 5: Solve for x
    x = 1,938,467,808.05/50,485.68
  6. Step 6: Final answer
    x = 38,396.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.