Home / 111,007.91-166,577.48-40,936.43

Finding the Fourth Proportional to 111,007.91, 166,577.48 and 40,936.43

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Solution

The fourth proportional to 111,007.91, 166,577.48 and 40,936.43 is: 61,428.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,007.91 : 166,577.48 = 40,936.43 : x
  2. Step 2: Convert to fraction form
    111,007.91/166,577.48 = 40,936.43/x
  3. Step 3: Cross multiply
    111,007.91x = 166,577.48 × 40,936.43
  4. Step 4: Simplify right side
    111,007.91x = 6,819,087,349.60
  5. Step 5: Solve for x
    x = 6,819,087,349.60/111,007.91
  6. Step 6: Final answer
    x = 61,428.84

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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.