Home / 49,683.24-68,578.29-30,568.86

Finding the Fourth Proportional to 49,683.24, 68,578.29 and 30,568.86

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Solution

The fourth proportional to 49,683.24, 68,578.29 and 30,568.86 is: 42,194.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,683.24 : 68,578.29 = 30,568.86 : x
  2. Step 2: Convert to fraction form
    49,683.24/68,578.29 = 30,568.86/x
  3. Step 3: Cross multiply
    49,683.24x = 68,578.29 × 30,568.86
  4. Step 4: Simplify right side
    49,683.24x = 2,096,360,146.05
  5. Step 5: Solve for x
    x = 2,096,360,146.05/49,683.24
  6. Step 6: Final answer
    x = 42,194.51

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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.