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Finding the Fourth Proportional to 119,038.48, 178,552.60 and 35,930

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Solution

The fourth proportional to 119,038.48, 178,552.60 and 35,930 is: 53,893.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,038.48 : 178,552.60 = 35,930 : x
  2. Step 2: Convert to fraction form
    119,038.48/178,552.60 = 35,930/x
  3. Step 3: Cross multiply
    119,038.48x = 178,552.60 × 35,930
  4. Step 4: Simplify right side
    119,038.48x = 6,415,394,918
  5. Step 5: Solve for x
    x = 6,415,394,918/119,038.48
  6. Step 6: Final answer
    x = 53,893.45

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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.