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Finding the Fourth Proportional to 86,795, 119,777.28 and 49,068.44

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Solution

The fourth proportional to 86,795, 119,777.28 and 49,068.44 is: 67,714.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,795 : 119,777.28 = 49,068.44 : x
  2. Step 2: Convert to fraction form
    86,795/119,777.28 = 49,068.44/x
  3. Step 3: Cross multiply
    86,795x = 119,777.28 × 49,068.44
  4. Step 4: Simplify right side
    86,795x = 5,877,284,277.04
  5. Step 5: Solve for x
    x = 5,877,284,277.04/86,795
  6. Step 6: Final answer
    x = 67,714.55

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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.