Home / 75,884.04-104,719.38-41,892.49

Finding the Fourth Proportional to 75,884.04, 104,719.38 and 41,892.49

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Solution

The fourth proportional to 75,884.04, 104,719.38 and 41,892.49 is: 57,811.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,884.04 : 104,719.38 = 41,892.49 : x
  2. Step 2: Convert to fraction form
    75,884.04/104,719.38 = 41,892.49/x
  3. Step 3: Cross multiply
    75,884.04x = 104,719.38 × 41,892.49
  4. Step 4: Simplify right side
    75,884.04x = 4,386,955,788.90
  5. Step 5: Solve for x
    x = 4,386,955,788.90/75,884.04
  6. Step 6: Final answer
    x = 57,811.31

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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.