Home / 81,814.14-112,912.02-50,004.27

Finding the Fourth Proportional to 81,814.14, 112,912.02 and 50,004.27

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Solution

The fourth proportional to 81,814.14, 112,912.02 and 50,004.27 is: 69,011.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,814.14 : 112,912.02 = 50,004.27 : x
  2. Step 2: Convert to fraction form
    81,814.14/112,912.02 = 50,004.27/x
  3. Step 3: Cross multiply
    81,814.14x = 112,912.02 × 50,004.27
  4. Step 4: Simplify right side
    81,814.14x = 5,646,083,134.33
  5. Step 5: Solve for x
    x = 5,646,083,134.33/81,814.14
  6. Step 6: Final answer
    x = 69,011.09

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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.