Home / 116,814.22-161,203.68-63,099.23

Finding the Fourth Proportional to 116,814.22, 161,203.68 and 63,099.23

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Solution

The fourth proportional to 116,814.22, 161,203.68 and 63,099.23 is: 87,076.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,814.22 : 161,203.68 = 63,099.23 : x
  2. Step 2: Convert to fraction form
    116,814.22/161,203.68 = 63,099.23/x
  3. Step 3: Cross multiply
    116,814.22x = 161,203.68 × 63,099.23
  4. Step 4: Simplify right side
    116,814.22x = 10,171,828,081.17
  5. Step 5: Solve for x
    x = 10,171,828,081.17/116,814.22
  6. Step 6: Final answer
    x = 87,076.97

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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.