Home / 116,814.01-161,203.32-63,099.03

Finding the Fourth Proportional to 116,814.01, 161,203.32 and 63,099.03

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Solution

The fourth proportional to 116,814.01, 161,203.32 and 63,099.03 is: 87,076.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,814.01 : 161,203.32 = 63,099.03 : x
  2. Step 2: Convert to fraction form
    116,814.01/161,203.32 = 63,099.03/x
  3. Step 3: Cross multiply
    116,814.01x = 161,203.32 × 63,099.03
  4. Step 4: Simplify right side
    116,814.01x = 10,171,772,809.28
  5. Step 5: Solve for x
    x = 10,171,772,809.28/116,814.01
  6. Step 6: Final answer
    x = 87,076.65

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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.