Home / 116,418.42-174,490.94-115,171.83

Finding the Fourth Proportional to 116,418.42, 174,490.94 and 115,171.83

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Solution

The fourth proportional to 116,418.42, 174,490.94 and 115,171.83 is: 172,622.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,418.42 : 174,490.94 = 115,171.83 : x
  2. Step 2: Convert to fraction form
    116,418.42/174,490.94 = 115,171.83/x
  3. Step 3: Cross multiply
    116,418.42x = 174,490.94 × 115,171.83
  4. Step 4: Simplify right side
    116,418.42x = 20,096,440,302.36
  5. Step 5: Solve for x
    x = 20,096,440,302.36/116,418.42
  6. Step 6: Final answer
    x = 172,622.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.