Home / 74,629.20-111,945.72-24,709.20

Finding the Fourth Proportional to 74,629.20, 111,945.72 and 24,709.20

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Solution

The fourth proportional to 74,629.20, 111,945.72 and 24,709.20 is: 37,064.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,629.20 : 111,945.72 = 24,709.20 : x
  2. Step 2: Convert to fraction form
    74,629.20/111,945.72 = 24,709.20/x
  3. Step 3: Cross multiply
    74,629.20x = 111,945.72 × 24,709.20
  4. Step 4: Simplify right side
    74,629.20x = 2,766,089,184.62
  5. Step 5: Solve for x
    x = 2,766,089,184.62/74,629.20
  6. Step 6: Final answer
    x = 37,064.44

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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.