Home / 53,183.07-73,391.64-28,984.22

Finding the Fourth Proportional to 53,183.07, 73,391.64 and 28,984.22

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Solution

The fourth proportional to 53,183.07, 73,391.64 and 28,984.22 is: 39,997.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,183.07 : 73,391.64 = 28,984.22 : x
  2. Step 2: Convert to fraction form
    53,183.07/73,391.64 = 28,984.22/x
  3. Step 3: Cross multiply
    53,183.07x = 73,391.64 × 28,984.22
  4. Step 4: Simplify right side
    53,183.07x = 2,127,199,439.92
  5. Step 5: Solve for x
    x = 2,127,199,439.92/53,183.07
  6. Step 6: Final answer
    x = 39,997.68

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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.