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Finding the Fourth Proportional to 183,874.69, 253,723.86 and 107,375.86

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Solution

The fourth proportional to 183,874.69, 253,723.86 and 107,375.86 is: 148,165.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,874.69 : 253,723.86 = 107,375.86 : x
  2. Step 2: Convert to fraction form
    183,874.69/253,723.86 = 107,375.86/x
  3. Step 3: Cross multiply
    183,874.69x = 253,723.86 × 107,375.86
  4. Step 4: Simplify right side
    183,874.69x = 27,243,817,670.02
  5. Step 5: Solve for x
    x = 27,243,817,670.02/183,874.69
  6. Step 6: Final answer
    x = 148,165.13

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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.