Home / 116,934.96-161,396.04-76,027.88

Finding the Fourth Proportional to 116,934.96, 161,396.04 and 76,027.88

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Solution

The fourth proportional to 116,934.96, 161,396.04 and 76,027.88 is: 104,935.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,934.96 : 161,396.04 = 76,027.88 : x
  2. Step 2: Convert to fraction form
    116,934.96/161,396.04 = 76,027.88/x
  3. Step 3: Cross multiply
    116,934.96x = 161,396.04 × 76,027.88
  4. Step 4: Simplify right side
    116,934.96x = 12,270,598,761.60
  5. Step 5: Solve for x
    x = 12,270,598,761.60/116,934.96
  6. Step 6: Final answer
    x = 104,935.25

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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.