Home / 69,183.10-103,628.85-57,519.10

Finding the Fourth Proportional to 69,183.10, 103,628.85 and 57,519.10

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Solution

The fourth proportional to 69,183.10, 103,628.85 and 57,519.10 is: 86,157.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,183.10 : 103,628.85 = 57,519.10 : x
  2. Step 2: Convert to fraction form
    69,183.10/103,628.85 = 57,519.10/x
  3. Step 3: Cross multiply
    69,183.10x = 103,628.85 × 57,519.10
  4. Step 4: Simplify right side
    69,183.10x = 5,960,638,186.04
  5. Step 5: Solve for x
    x = 5,960,638,186.04/69,183.10
  6. Step 6: Final answer
    x = 86,157.43

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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.