Home / 43,511.10-65,223.45-20,096.70

Finding the Fourth Proportional to 43,511.10, 65,223.45 and 20,096.70

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Solution

The fourth proportional to 43,511.10, 65,223.45 and 20,096.70 is: 30,125.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,511.10 : 65,223.45 = 20,096.70 : x
  2. Step 2: Convert to fraction form
    43,511.10/65,223.45 = 20,096.70/x
  3. Step 3: Cross multiply
    43,511.10x = 65,223.45 × 20,096.70
  4. Step 4: Simplify right side
    43,511.10x = 1,310,776,107.62
  5. Step 5: Solve for x
    x = 1,310,776,107.62/43,511.10
  6. Step 6: Final answer
    x = 30,125.10

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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.