Home / 63,621.20-95,442.60-19,247.60

Finding the Fourth Proportional to 63,621.20, 95,442.60 and 19,247.60

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Solution

The fourth proportional to 63,621.20, 95,442.60 and 19,247.60 is: 28,874.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,621.20 : 95,442.60 = 19,247.60 : x
  2. Step 2: Convert to fraction form
    63,621.20/95,442.60 = 19,247.60/x
  3. Step 3: Cross multiply
    63,621.20x = 95,442.60 × 19,247.60
  4. Step 4: Simplify right side
    63,621.20x = 1,837,040,987.76
  5. Step 5: Solve for x
    x = 1,837,040,987.76/63,621.20
  6. Step 6: Final answer
    x = 28,874.67

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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.