Home / 116,880.04-161,297.22-66,577.96

Finding the Fourth Proportional to 116,880.04, 161,297.22 and 66,577.96

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Solution

The fourth proportional to 116,880.04, 161,297.22 and 66,577.96 is: 91,879.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,880.04 : 161,297.22 = 66,577.96 : x
  2. Step 2: Convert to fraction form
    116,880.04/161,297.22 = 66,577.96/x
  3. Step 3: Cross multiply
    116,880.04x = 161,297.22 × 66,577.96
  4. Step 4: Simplify right side
    116,880.04x = 10,738,839,861.27
  5. Step 5: Solve for x
    x = 10,738,839,861.27/116,880.04
  6. Step 6: Final answer
    x = 91,879.16

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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.