Home / 54,115.26-74,678.86-30,241.93

Finding the Fourth Proportional to 54,115.26, 74,678.86 and 30,241.93

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Solution

The fourth proportional to 54,115.26, 74,678.86 and 30,241.93 is: 41,733.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,115.26 : 74,678.86 = 30,241.93 : x
  2. Step 2: Convert to fraction form
    54,115.26/74,678.86 = 30,241.93/x
  3. Step 3: Cross multiply
    54,115.26x = 74,678.86 × 30,241.93
  4. Step 4: Simplify right side
    54,115.26x = 2,258,432,856.60
  5. Step 5: Solve for x
    x = 2,258,432,856.60/54,115.26
  6. Step 6: Final answer
    x = 41,733.75

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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.