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Finding the Fourth Proportional to 183,948.60, 275,922.90 and 127,961.40

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Solution

The fourth proportional to 183,948.60, 275,922.90 and 127,961.40 is: 191,942.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,948.60 : 275,922.90 = 127,961.40 : x
  2. Step 2: Convert to fraction form
    183,948.60/275,922.90 = 127,961.40/x
  3. Step 3: Cross multiply
    183,948.60x = 275,922.90 × 127,961.40
  4. Step 4: Simplify right side
    183,948.60x = 35,307,480,576.06
  5. Step 5: Solve for x
    x = 35,307,480,576.06/183,948.60
  6. Step 6: Final answer
    x = 191,942.10

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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.