Home / 43,455.10-65,183.86-15,371.18

Finding the Fourth Proportional to 43,455.10, 65,183.86 and 15,371.18

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Solution

The fourth proportional to 43,455.10, 65,183.86 and 15,371.18 is: 23,057.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,455.10 : 65,183.86 = 15,371.18 : x
  2. Step 2: Convert to fraction form
    43,455.10/65,183.86 = 15,371.18/x
  3. Step 3: Cross multiply
    43,455.10x = 65,183.86 × 15,371.18
  4. Step 4: Simplify right side
    43,455.10x = 1,001,952,845.15
  5. Step 5: Solve for x
    x = 1,001,952,845.15/43,455.10
  6. Step 6: Final answer
    x = 23,057.20

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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.