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Finding the Fourth Proportional to 82,955.75, 124,419.96 and 35,578.50

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Solution

The fourth proportional to 82,955.75, 124,419.96 and 35,578.50 is: 53,361.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,955.75 : 124,419.96 = 35,578.50 : x
  2. Step 2: Convert to fraction form
    82,955.75/124,419.96 = 35,578.50/x
  3. Step 3: Cross multiply
    82,955.75x = 124,419.96 × 35,578.50
  4. Step 4: Simplify right side
    82,955.75x = 4,426,675,546.86
  5. Step 5: Solve for x
    x = 4,426,675,546.86/82,955.75
  6. Step 6: Final answer
    x = 53,361.89

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.