Home / 49,380.44-68,148.95-28,161.27

Finding the Fourth Proportional to 49,380.44, 68,148.95 and 28,161.27

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Solution

The fourth proportional to 49,380.44, 68,148.95 and 28,161.27 is: 38,864.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,380.44 : 68,148.95 = 28,161.27 : x
  2. Step 2: Convert to fraction form
    49,380.44/68,148.95 = 28,161.27/x
  3. Step 3: Cross multiply
    49,380.44x = 68,148.95 × 28,161.27
  4. Step 4: Simplify right side
    49,380.44x = 1,919,160,840.36
  5. Step 5: Solve for x
    x = 1,919,160,840.36/49,380.44
  6. Step 6: Final answer
    x = 38,864.80

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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.