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Finding the Fourth Proportional to 173,596.92, 260,349.81 and 73,705.69

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Solution

The fourth proportional to 173,596.92, 260,349.81 and 73,705.69 is: 110,539.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,596.92 : 260,349.81 = 73,705.69 : x
  2. Step 2: Convert to fraction form
    173,596.92/260,349.81 = 73,705.69/x
  3. Step 3: Cross multiply
    173,596.92x = 260,349.81 × 73,705.69
  4. Step 4: Simplify right side
    173,596.92x = 19,189,262,018.89
  5. Step 5: Solve for x
    x = 19,189,262,018.89/173,596.92
  6. Step 6: Final answer
    x = 110,539.19

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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.