Home / 53,876.75-74,350.41-30,003.97

Finding the Fourth Proportional to 53,876.75, 74,350.41 and 30,003.97

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Solution

The fourth proportional to 53,876.75, 74,350.41 and 30,003.97 is: 41,405.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,876.75 : 74,350.41 = 30,003.97 : x
  2. Step 2: Convert to fraction form
    53,876.75/74,350.41 = 30,003.97/x
  3. Step 3: Cross multiply
    53,876.75x = 74,350.41 × 30,003.97
  4. Step 4: Simplify right side
    53,876.75x = 2,230,807,312.14
  5. Step 5: Solve for x
    x = 2,230,807,312.14/53,876.75
  6. Step 6: Final answer
    x = 41,405.76

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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.