Home / 26,179.58-39,273.02-8,410.78

Finding the Fourth Proportional to 26,179.58, 39,273.02 and 8,410.78

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Solution

The fourth proportional to 26,179.58, 39,273.02 and 8,410.78 is: 12,617.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,179.58 : 39,273.02 = 8,410.78 : x
  2. Step 2: Convert to fraction form
    26,179.58/39,273.02 = 8,410.78/x
  3. Step 3: Cross multiply
    26,179.58x = 39,273.02 × 8,410.78
  4. Step 4: Simplify right side
    26,179.58x = 330,316,654.00
  5. Step 5: Solve for x
    x = 330,316,654.00/26,179.58
  6. Step 6: Final answer
    x = 12,617.34

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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.