Home / 39,376.32-54,223.20-35,183.04

Finding the Fourth Proportional to 39,376.32, 54,223.20 and 35,183.04

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Solution

The fourth proportional to 39,376.32, 54,223.20 and 35,183.04 is: 48,448.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,376.32 : 54,223.20 = 35,183.04 : x
  2. Step 2: Convert to fraction form
    39,376.32/54,223.20 = 35,183.04/x
  3. Step 3: Cross multiply
    39,376.32x = 54,223.20 × 35,183.04
  4. Step 4: Simplify right side
    39,376.32x = 1,907,737,014.53
  5. Step 5: Solve for x
    x = 1,907,737,014.53/39,376.32
  6. Step 6: Final answer
    x = 48,448.84

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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.