Home / 75,464.69-104,143.28-41,474.15

Finding the Fourth Proportional to 75,464.69, 104,143.28 and 41,474.15

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Solution

The fourth proportional to 75,464.69, 104,143.28 and 41,474.15 is: 57,235.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,464.69 : 104,143.28 = 41,474.15 : x
  2. Step 2: Convert to fraction form
    75,464.69/104,143.28 = 41,474.15/x
  3. Step 3: Cross multiply
    75,464.69x = 104,143.28 × 41,474.15
  4. Step 4: Simplify right side
    75,464.69x = 4,319,253,808.84
  5. Step 5: Solve for x
    x = 4,319,253,808.84/75,464.69
  6. Step 6: Final answer
    x = 57,235.43

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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.