Home / 75,667.24-104,415.78-43,830.46

Finding the Fourth Proportional to 75,667.24, 104,415.78 and 43,830.46

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Solution

The fourth proportional to 75,667.24, 104,415.78 and 43,830.46 is: 60,483.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,667.24 : 104,415.78 = 43,830.46 : x
  2. Step 2: Convert to fraction form
    75,667.24/104,415.78 = 43,830.46/x
  3. Step 3: Cross multiply
    75,667.24x = 104,415.78 × 43,830.46
  4. Step 4: Simplify right side
    75,667.24x = 4,576,591,668.66
  5. Step 5: Solve for x
    x = 4,576,591,668.66/75,667.24
  6. Step 6: Final answer
    x = 60,483.13

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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.