Home / 54,183.24-74,783.16-36,309.42

Finding the Fourth Proportional to 54,183.24, 74,783.16 and 36,309.42

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Solution

The fourth proportional to 54,183.24, 74,783.16 and 36,309.42 is: 50,113.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,183.24 : 74,783.16 = 36,309.42 : x
  2. Step 2: Convert to fraction form
    54,183.24/74,783.16 = 36,309.42/x
  3. Step 3: Cross multiply
    54,183.24x = 74,783.16 × 36,309.42
  4. Step 4: Simplify right side
    54,183.24x = 2,715,333,165.37
  5. Step 5: Solve for x
    x = 2,715,333,165.37/54,183.24
  6. Step 6: Final answer
    x = 50,113.89

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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.