Home / 30,247.20-41,761.44-23,160.96

Finding the Fourth Proportional to 30,247.20, 41,761.44 and 23,160.96

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Solution

The fourth proportional to 30,247.20, 41,761.44 and 23,160.96 is: 31,977.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,247.20 : 41,761.44 = 23,160.96 : x
  2. Step 2: Convert to fraction form
    30,247.20/41,761.44 = 23,160.96/x
  3. Step 3: Cross multiply
    30,247.20x = 41,761.44 × 23,160.96
  4. Step 4: Simplify right side
    30,247.20x = 967,235,041.38
  5. Step 5: Solve for x
    x = 967,235,041.38/30,247.20
  6. Step 6: Final answer
    x = 31,977.67

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.