Home / 116,844.06-161,244.87-63,129.06

Finding the Fourth Proportional to 116,844.06, 161,244.87 and 63,129.06

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Solution

The fourth proportional to 116,844.06, 161,244.87 and 63,129.06 is: 87,118.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,844.06 : 161,244.87 = 63,129.06 : x
  2. Step 2: Convert to fraction form
    116,844.06/161,244.87 = 63,129.06/x
  3. Step 3: Cross multiply
    116,844.06x = 161,244.87 × 63,129.06
  4. Step 4: Simplify right side
    116,844.06x = 10,179,237,072.92
  5. Step 5: Solve for x
    x = 10,179,237,072.92/116,844.06
  6. Step 6: Final answer
    x = 87,118.14

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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.