Home / 53,183.78-73,395.15-29,311.99

Finding the Fourth Proportional to 53,183.78, 73,395.15 and 29,311.99

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Solution

The fourth proportional to 53,183.78, 73,395.15 and 29,311.99 is: 40,451.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,183.78 : 73,395.15 = 29,311.99 : x
  2. Step 2: Convert to fraction form
    53,183.78/73,395.15 = 29,311.99/x
  3. Step 3: Cross multiply
    53,183.78x = 73,395.15 × 29,311.99
  4. Step 4: Simplify right side
    53,183.78x = 2,151,357,836.31
  5. Step 5: Solve for x
    x = 2,151,357,836.31/53,183.78
  6. Step 6: Final answer
    x = 40,451.39

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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.