Home / 50,317.89-69,438.84-27,659.21

Finding the Fourth Proportional to 50,317.89, 69,438.84 and 27,659.21

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Solution

The fourth proportional to 50,317.89, 69,438.84 and 27,659.21 is: 38,169.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,317.89 : 69,438.84 = 27,659.21 : x
  2. Step 2: Convert to fraction form
    50,317.89/69,438.84 = 27,659.21/x
  3. Step 3: Cross multiply
    50,317.89x = 69,438.84 × 27,659.21
  4. Step 4: Simplify right side
    50,317.89x = 1,920,623,110.52
  5. Step 5: Solve for x
    x = 1,920,623,110.52/50,317.89
  6. Step 6: Final answer
    x = 38,169.79

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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.