Home / 46,300.20-69,450.30-15,138.60

Finding the Fourth Proportional to 46,300.20, 69,450.30 and 15,138.60

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Solution

The fourth proportional to 46,300.20, 69,450.30 and 15,138.60 is: 22,707.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,300.20 : 69,450.30 = 15,138.60 : x
  2. Step 2: Convert to fraction form
    46,300.20/69,450.30 = 15,138.60/x
  3. Step 3: Cross multiply
    46,300.20x = 69,450.30 × 15,138.60
  4. Step 4: Simplify right side
    46,300.20x = 1,051,380,311.58
  5. Step 5: Solve for x
    x = 1,051,380,311.58/46,300.20
  6. Step 6: Final answer
    x = 22,707.90

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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.