Home / 116,817.26-161,207.72-63,102.26

Finding the Fourth Proportional to 116,817.26, 161,207.72 and 63,102.26

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Solution

The fourth proportional to 116,817.26, 161,207.72 and 63,102.26 is: 87,081.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,817.26 : 161,207.72 = 63,102.26 : x
  2. Step 2: Convert to fraction form
    116,817.26/161,207.72 = 63,102.26/x
  3. Step 3: Cross multiply
    116,817.26x = 161,207.72 × 63,102.26
  4. Step 4: Simplify right side
    116,817.26x = 10,172,570,339.90
  5. Step 5: Solve for x
    x = 10,172,570,339.90/116,817.26
  6. Step 6: Final answer
    x = 87,081.06

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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.