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Finding the Fourth Proportional to 35,759.90, 49,349.10 and 19,845.83

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Solution

The fourth proportional to 35,759.90, 49,349.10 and 19,845.83 is: 27,387.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,759.90 : 49,349.10 = 19,845.83 : x
  2. Step 2: Convert to fraction form
    35,759.90/49,349.10 = 19,845.83/x
  3. Step 3: Cross multiply
    35,759.90x = 49,349.10 × 19,845.83
  4. Step 4: Simplify right side
    35,759.90x = 979,373,602.51
  5. Step 5: Solve for x
    x = 979,373,602.51/35,759.90
  6. Step 6: Final answer
    x = 27,387.49

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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.