Home / 116,736.66-161,090.01-68,994.45

Finding the Fourth Proportional to 116,736.66, 161,090.01 and 68,994.45

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Solution

The fourth proportional to 116,736.66, 161,090.01 and 68,994.45 is: 95,208.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,736.66 : 161,090.01 = 68,994.45 : x
  2. Step 2: Convert to fraction form
    116,736.66/161,090.01 = 68,994.45/x
  3. Step 3: Cross multiply
    116,736.66x = 161,090.01 × 68,994.45
  4. Step 4: Simplify right side
    116,736.66x = 11,114,316,640.44
  5. Step 5: Solve for x
    x = 11,114,316,640.44/116,736.66
  6. Step 6: Final answer
    x = 95,208.45

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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.