Home / 75,569.75-104,286.25-41,577.51

Finding the Fourth Proportional to 75,569.75, 104,286.25 and 41,577.51

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Solution

The fourth proportional to 75,569.75, 104,286.25 and 41,577.51 is: 57,376.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,569.75 : 104,286.25 = 41,577.51 : x
  2. Step 2: Convert to fraction form
    75,569.75/104,286.25 = 41,577.51/x
  3. Step 3: Cross multiply
    75,569.75x = 104,286.25 × 41,577.51
  4. Step 4: Simplify right side
    75,569.75x = 4,335,962,602.24
  5. Step 5: Solve for x
    x = 4,335,962,602.24/75,569.75
  6. Step 6: Final answer
    x = 57,376.96

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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.