Home / 186,227.80-257,022.03-109,722.44

Finding the Fourth Proportional to 186,227.80, 257,022.03 and 109,722.44

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Solution

The fourth proportional to 186,227.80, 257,022.03 and 109,722.44 is: 151,433.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,227.80 : 257,022.03 = 109,722.44 : x
  2. Step 2: Convert to fraction form
    186,227.80/257,022.03 = 109,722.44/x
  3. Step 3: Cross multiply
    186,227.80x = 257,022.03 × 109,722.44
  4. Step 4: Simplify right side
    186,227.80x = 28,201,082,980.24
  5. Step 5: Solve for x
    x = 28,201,082,980.24/186,227.80
  6. Step 6: Final answer
    x = 151,433.26

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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.