Home / 54,194.51-74,788.50-30,321.65

Finding the Fourth Proportional to 54,194.51, 74,788.50 and 30,321.65

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Solution

The fourth proportional to 54,194.51, 74,788.50 and 30,321.65 is: 41,843.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,194.51 : 74,788.50 = 30,321.65 : x
  2. Step 2: Convert to fraction form
    54,194.51/74,788.50 = 30,321.65/x
  3. Step 3: Cross multiply
    54,194.51x = 74,788.50 × 30,321.65
  4. Step 4: Simplify right side
    54,194.51x = 2,267,710,347.08
  5. Step 5: Solve for x
    x = 2,267,710,347.08/54,194.51
  6. Step 6: Final answer
    x = 41,843.92

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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.