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Finding the Fourth Proportional to 173,705.98, 260,272.77 and 159,179.98

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Solution

The fourth proportional to 173,705.98, 260,272.77 and 159,179.98 is: 238,507.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,705.98 : 260,272.77 = 159,179.98 : x
  2. Step 2: Convert to fraction form
    173,705.98/260,272.77 = 159,179.98/x
  3. Step 3: Cross multiply
    173,705.98x = 260,272.77 × 159,179.98
  4. Step 4: Simplify right side
    173,705.98x = 41,430,214,323.14
  5. Step 5: Solve for x
    x = 41,430,214,323.14/173,705.98
  6. Step 6: Final answer
    x = 238,507.70

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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.