Home / 46,440.12-69,684.79-20,163.32

Finding the Fourth Proportional to 46,440.12, 69,684.79 and 20,163.32

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Solution

The fourth proportional to 46,440.12, 69,684.79 and 20,163.32 is: 30,255.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,440.12 : 69,684.79 = 20,163.32 : x
  2. Step 2: Convert to fraction form
    46,440.12/69,684.79 = 20,163.32/x
  3. Step 3: Cross multiply
    46,440.12x = 69,684.79 × 20,163.32
  4. Step 4: Simplify right side
    46,440.12x = 1,405,076,719.90
  5. Step 5: Solve for x
    x = 1,405,076,719.90/46,440.12
  6. Step 6: Final answer
    x = 30,255.67

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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.