Home / 50,661.53-69,910.74-27,999.35

Finding the Fourth Proportional to 50,661.53, 69,910.74 and 27,999.35

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Solution

The fourth proportional to 50,661.53, 69,910.74 and 27,999.35 is: 38,637.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,661.53 : 69,910.74 = 27,999.35 : x
  2. Step 2: Convert to fraction form
    50,661.53/69,910.74 = 27,999.35/x
  3. Step 3: Cross multiply
    50,661.53x = 69,910.74 × 27,999.35
  4. Step 4: Simplify right side
    50,661.53x = 1,957,455,452.80
  5. Step 5: Solve for x
    x = 1,957,455,452.80/50,661.53
  6. Step 6: Final answer
    x = 38,637.90

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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.