Home / 49,789.20-74,683.80-14,729.20

Finding the Fourth Proportional to 49,789.20, 74,683.80 and 14,729.20

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Solution

The fourth proportional to 49,789.20, 74,683.80 and 14,729.20 is: 22,093.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,789.20 : 74,683.80 = 14,729.20 : x
  2. Step 2: Convert to fraction form
    49,789.20/74,683.80 = 14,729.20/x
  3. Step 3: Cross multiply
    49,789.20x = 74,683.80 × 14,729.20
  4. Step 4: Simplify right side
    49,789.20x = 1,100,032,626.96
  5. Step 5: Solve for x
    x = 1,100,032,626.96/49,789.20
  6. Step 6: Final answer
    x = 22,093.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.