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Finding the Fourth Proportional to 164,491.63, 246,720.84 and 111,523.71

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Solution

The fourth proportional to 164,491.63, 246,720.84 and 111,523.71 is: 167,274.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,491.63 : 246,720.84 = 111,523.71 : x
  2. Step 2: Convert to fraction form
    164,491.63/246,720.84 = 111,523.71/x
  3. Step 3: Cross multiply
    164,491.63x = 246,720.84 × 111,523.71
  4. Step 4: Simplify right side
    164,491.63x = 27,515,223,411.12
  5. Step 5: Solve for x
    x = 27,515,223,411.12/164,491.63
  6. Step 6: Final answer
    x = 167,274.31

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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.