Home / 116,732.14-161,083.79-68,989.93

Finding the Fourth Proportional to 116,732.14, 161,083.79 and 68,989.93

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Solution

The fourth proportional to 116,732.14, 161,083.79 and 68,989.93 is: 95,202.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,732.14 : 161,083.79 = 68,989.93 : x
  2. Step 2: Convert to fraction form
    116,732.14/161,083.79 = 68,989.93/x
  3. Step 3: Cross multiply
    116,732.14x = 161,083.79 × 68,989.93
  4. Step 4: Simplify right side
    116,732.14x = 11,113,158,907.29
  5. Step 5: Solve for x
    x = 11,113,158,907.29/116,732.14
  6. Step 6: Final answer
    x = 95,202.22

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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.