Home / 54,194.34-74,791.10-30,319.58

Finding the Fourth Proportional to 54,194.34, 74,791.10 and 30,319.58

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Solution

The fourth proportional to 54,194.34, 74,791.10 and 30,319.58 is: 41,842.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,194.34 : 74,791.10 = 30,319.58 : x
  2. Step 2: Convert to fraction form
    54,194.34/74,791.10 = 30,319.58/x
  3. Step 3: Cross multiply
    54,194.34x = 74,791.10 × 30,319.58
  4. Step 4: Simplify right side
    54,194.34x = 2,267,634,739.74
  5. Step 5: Solve for x
    x = 2,267,634,739.74/54,194.34
  6. Step 6: Final answer
    x = 41,842.65

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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.