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Finding the Fourth Proportional to 73,668.42, 110,535.57 and 38,600.01

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Solution

The fourth proportional to 73,668.42, 110,535.57 and 38,600.01 is: 57,917.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,668.42 : 110,535.57 = 38,600.01 : x
  2. Step 2: Convert to fraction form
    73,668.42/110,535.57 = 38,600.01/x
  3. Step 3: Cross multiply
    73,668.42x = 110,535.57 × 38,600.01
  4. Step 4: Simplify right side
    73,668.42x = 4,266,674,107.36
  5. Step 5: Solve for x
    x = 4,266,674,107.36/73,668.42
  6. Step 6: Final answer
    x = 57,917.27

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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.