Home / 111,157.36-166,734.24-26,916.94

Finding the Fourth Proportional to 111,157.36, 166,734.24 and 26,916.94

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Solution

The fourth proportional to 111,157.36, 166,734.24 and 26,916.94 is: 40,374.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,157.36 : 166,734.24 = 26,916.94 : x
  2. Step 2: Convert to fraction form
    111,157.36/166,734.24 = 26,916.94/x
  3. Step 3: Cross multiply
    111,157.36x = 166,734.24 × 26,916.94
  4. Step 4: Simplify right side
    111,157.36x = 4,487,975,534.03
  5. Step 5: Solve for x
    x = 4,487,975,534.03/111,157.36
  6. Step 6: Final answer
    x = 40,374.97

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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.