Home / 204,847.08-307,059.57-78,452.88

Finding the Fourth Proportional to 204,847.08, 307,059.57 and 78,452.88

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Solution

The fourth proportional to 204,847.08, 307,059.57 and 78,452.88 is: 117,598.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,847.08 : 307,059.57 = 78,452.88 : x
  2. Step 2: Convert to fraction form
    204,847.08/307,059.57 = 78,452.88/x
  3. Step 3: Cross multiply
    204,847.08x = 307,059.57 × 78,452.88
  4. Step 4: Simplify right side
    204,847.08x = 24,089,707,598.06
  5. Step 5: Solve for x
    x = 24,089,707,598.06/204,847.08
  6. Step 6: Final answer
    x = 117,598.49

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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.