Home / 107,883.03-161,712.24-60,428.54

Finding the Fourth Proportional to 107,883.03, 161,712.24 and 60,428.54

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Solution

The fourth proportional to 107,883.03, 161,712.24 and 60,428.54 is: 90,579.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,883.03 : 161,712.24 = 60,428.54 : x
  2. Step 2: Convert to fraction form
    107,883.03/161,712.24 = 60,428.54/x
  3. Step 3: Cross multiply
    107,883.03x = 161,712.24 × 60,428.54
  4. Step 4: Simplify right side
    107,883.03x = 9,772,034,563.33
  5. Step 5: Solve for x
    x = 9,772,034,563.33/107,883.03
  6. Step 6: Final answer
    x = 90,579.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.