Home / 116,683.23-161,024.91-68,936.47

Finding the Fourth Proportional to 116,683.23, 161,024.91 and 68,936.47

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Solution

The fourth proportional to 116,683.23, 161,024.91 and 68,936.47 is: 95,133.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,683.23 : 161,024.91 = 68,936.47 : x
  2. Step 2: Convert to fraction form
    116,683.23/161,024.91 = 68,936.47/x
  3. Step 3: Cross multiply
    116,683.23x = 161,024.91 × 68,936.47
  4. Step 4: Simplify right side
    116,683.23x = 11,100,488,604.16
  5. Step 5: Solve for x
    x = 11,100,488,604.16/116,683.23
  6. Step 6: Final answer
    x = 95,133.54

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1.5x scale

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.