Home / 116,935.24-161,370.64-63,220.24

Finding the Fourth Proportional to 116,935.24, 161,370.64 and 63,220.24

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Solution

The fourth proportional to 116,935.24, 161,370.64 and 63,220.24 is: 87,243.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,935.24 : 161,370.64 = 63,220.24 : x
  2. Step 2: Convert to fraction form
    116,935.24/161,370.64 = 63,220.24/x
  3. Step 3: Cross multiply
    116,935.24x = 161,370.64 × 63,220.24
  4. Step 4: Simplify right side
    116,935.24x = 10,201,890,589.75
  5. Step 5: Solve for x
    x = 10,201,890,589.75/116,935.24
  6. Step 6: Final answer
    x = 87,243.94

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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.