Home / 53,876.94-74,349.99-30,003.90

Finding the Fourth Proportional to 53,876.94, 74,349.99 and 30,003.90

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Solution

The fourth proportional to 53,876.94, 74,349.99 and 30,003.90 is: 41,405.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,876.94 : 74,349.99 = 30,003.90 : x
  2. Step 2: Convert to fraction form
    53,876.94/74,349.99 = 30,003.90/x
  3. Step 3: Cross multiply
    53,876.94x = 74,349.99 × 30,003.90
  4. Step 4: Simplify right side
    53,876.94x = 2,230,789,664.96
  5. Step 5: Solve for x
    x = 2,230,789,664.96/53,876.94
  6. Step 6: Final answer
    x = 41,405.28

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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.