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Finding the Fourth Proportional to 201,162.24, 301,964.93 and 169,959.21

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Solution

The fourth proportional to 201,162.24, 301,964.93 and 169,959.21 is: 255,126.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,162.24 : 301,964.93 = 169,959.21 : x
  2. Step 2: Convert to fraction form
    201,162.24/301,964.93 = 169,959.21/x
  3. Step 3: Cross multiply
    201,162.24x = 301,964.93 × 169,959.21
  4. Step 4: Simplify right side
    201,162.24x = 51,321,720,100.71
  5. Step 5: Solve for x
    x = 51,321,720,100.71/201,162.24
  6. Step 6: Final answer
    x = 255,126.01

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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.