Home / 49,771.32-68,683.03-28,259.74

Finding the Fourth Proportional to 49,771.32, 68,683.03 and 28,259.74

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Solution

The fourth proportional to 49,771.32, 68,683.03 and 28,259.74 is: 38,997.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,771.32 : 68,683.03 = 28,259.74 : x
  2. Step 2: Convert to fraction form
    49,771.32/68,683.03 = 28,259.74/x
  3. Step 3: Cross multiply
    49,771.32x = 68,683.03 × 28,259.74
  4. Step 4: Simplify right side
    49,771.32x = 1,940,964,570.21
  5. Step 5: Solve for x
    x = 1,940,964,570.21/49,771.32
  6. Step 6: Final answer
    x = 38,997.65

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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.