Home / 54,348.33-74,999.73-30,474.93

Finding the Fourth Proportional to 54,348.33, 74,999.73 and 30,474.93

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Solution

The fourth proportional to 54,348.33, 74,999.73 and 30,474.93 is: 42,054.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,348.33 : 74,999.73 = 30,474.93 : x
  2. Step 2: Convert to fraction form
    54,348.33/74,999.73 = 30,474.93/x
  3. Step 3: Cross multiply
    54,348.33x = 74,999.73 × 30,474.93
  4. Step 4: Simplify right side
    54,348.33x = 2,285,611,521.77
  5. Step 5: Solve for x
    x = 2,285,611,521.77/54,348.33
  6. Step 6: Final answer
    x = 42,054.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.