Home / 54,242.96-74,854.45-30,370.49

Finding the Fourth Proportional to 54,242.96, 74,854.45 and 30,370.49

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Solution

The fourth proportional to 54,242.96, 74,854.45 and 30,370.49 is: 41,910.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,242.96 : 74,854.45 = 30,370.49 : x
  2. Step 2: Convert to fraction form
    54,242.96/74,854.45 = 30,370.49/x
  3. Step 3: Cross multiply
    54,242.96x = 74,854.45 × 30,370.49
  4. Step 4: Simplify right side
    54,242.96x = 2,273,366,588.24
  5. Step 5: Solve for x
    x = 2,273,366,588.24/54,242.96
  6. Step 6: Final answer
    x = 41,910.81

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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.