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Finding the Fourth Proportional to 183,873.69, 253,722.48 and 107,374.86

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Solution

The fourth proportional to 183,873.69, 253,722.48 and 107,374.86 is: 148,163.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,873.69 : 253,722.48 = 107,374.86 : x
  2. Step 2: Convert to fraction form
    183,873.69/253,722.48 = 107,374.86/x
  3. Step 3: Cross multiply
    183,873.69x = 253,722.48 × 107,374.86
  4. Step 4: Simplify right side
    183,873.69x = 27,243,415,768.85
  5. Step 5: Solve for x
    x = 27,243,415,768.85/183,873.69
  6. Step 6: Final answer
    x = 148,163.75

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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.