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Finding the Fourth Proportional to 183,837, 253,716.90 and 103,264.68

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Solution

The fourth proportional to 183,837, 253,716.90 and 103,264.68 is: 142,517.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,837 : 253,716.90 = 103,264.68 : x
  2. Step 2: Convert to fraction form
    183,837/253,716.90 = 103,264.68/x
  3. Step 3: Cross multiply
    183,837x = 253,716.90 × 103,264.68
  4. Step 4: Simplify right side
    183,837x = 26,199,994,489.09
  5. Step 5: Solve for x
    x = 26,199,994,489.09/183,837
  6. Step 6: Final answer
    x = 142,517.53

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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.