Home / 74,918.54-103,387.27-41,384.54

Finding the Fourth Proportional to 74,918.54, 103,387.27 and 41,384.54

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Solution

The fourth proportional to 74,918.54, 103,387.27 and 41,384.54 is: 57,110.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,918.54 : 103,387.27 = 41,384.54 : x
  2. Step 2: Convert to fraction form
    74,918.54/103,387.27 = 41,384.54/x
  3. Step 3: Cross multiply
    74,918.54x = 103,387.27 × 41,384.54
  4. Step 4: Simplify right side
    74,918.54x = 4,278,634,610.81
  5. Step 5: Solve for x
    x = 4,278,634,610.81/74,918.54
  6. Step 6: Final answer
    x = 57,110.49

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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.