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Finding the Fourth Proportional to 174,645.98, 261,975.12 and 68,037.93

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Solution

The fourth proportional to 174,645.98, 261,975.12 and 68,037.93 is: 102,059.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,645.98 : 261,975.12 = 68,037.93 : x
  2. Step 2: Convert to fraction form
    174,645.98/261,975.12 = 68,037.93/x
  3. Step 3: Cross multiply
    174,645.98x = 261,975.12 × 68,037.93
  4. Step 4: Simplify right side
    174,645.98x = 17,824,244,536.11
  5. Step 5: Solve for x
    x = 17,824,244,536.11/174,645.98
  6. Step 6: Final answer
    x = 102,059.29

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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.