Home / 40,879.33-61,342.64-17,185.00

Finding the Fourth Proportional to 40,879.33, 61,342.64 and 17,185.00

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Solution

The fourth proportional to 40,879.33, 61,342.64 and 17,185.00 is: 25,787.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,879.33 : 61,342.64 = 17,185.00 : x
  2. Step 2: Convert to fraction form
    40,879.33/61,342.64 = 17,185.00/x
  3. Step 3: Cross multiply
    40,879.33x = 61,342.64 × 17,185.00
  4. Step 4: Simplify right side
    40,879.33x = 1,054,172,875.76
  5. Step 5: Solve for x
    x = 1,054,172,875.76/40,879.33
  6. Step 6: Final answer
    x = 25,787.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.