Home / 116,852.60-161,289.62-69,122.54

Finding the Fourth Proportional to 116,852.60, 161,289.62 and 69,122.54

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Solution

The fourth proportional to 116,852.60, 161,289.62 and 69,122.54 is: 95,408.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,852.60 : 161,289.62 = 69,122.54 : x
  2. Step 2: Convert to fraction form
    116,852.60/161,289.62 = 69,122.54/x
  3. Step 3: Cross multiply
    116,852.60x = 161,289.62 × 69,122.54
  4. Step 4: Simplify right side
    116,852.60x = 11,148,747,057.97
  5. Step 5: Solve for x
    x = 11,148,747,057.97/116,852.60
  6. Step 6: Final answer
    x = 95,408.64

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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.