Home / 74,237.76-102,424-41,969.26

Finding the Fourth Proportional to 74,237.76, 102,424 and 41,969.26

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Solution

The fourth proportional to 74,237.76, 102,424 and 41,969.26 is: 57,903.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,237.76 : 102,424 = 41,969.26 : x
  2. Step 2: Convert to fraction form
    74,237.76/102,424 = 41,969.26/x
  3. Step 3: Cross multiply
    74,237.76x = 102,424 × 41,969.26
  4. Step 4: Simplify right side
    74,237.76x = 4,298,659,486.24
  5. Step 5: Solve for x
    x = 4,298,659,486.24/74,237.76
  6. Step 6: Final answer
    x = 57,903.95

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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.