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Finding the Fourth Proportional to 45,277.60, 62,486.94 and 25,136.56

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Solution

The fourth proportional to 45,277.60, 62,486.94 and 25,136.56 is: 34,690.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,277.60 : 62,486.94 = 25,136.56 : x
  2. Step 2: Convert to fraction form
    45,277.60/62,486.94 = 25,136.56/x
  3. Step 3: Cross multiply
    45,277.60x = 62,486.94 × 25,136.56
  4. Step 4: Simplify right side
    45,277.60x = 1,570,706,716.53
  5. Step 5: Solve for x
    x = 1,570,706,716.53/45,277.60
  6. Step 6: Final answer
    x = 34,690.59

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.