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Finding the Fourth Proportional to 173,995.66, 260,968.65 and 55,651.42

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Solution

The fourth proportional to 173,995.66, 260,968.65 and 55,651.42 is: 83,469.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,995.66 : 260,968.65 = 55,651.42 : x
  2. Step 2: Convert to fraction form
    173,995.66/260,968.65 = 55,651.42/x
  3. Step 3: Cross multiply
    173,995.66x = 260,968.65 × 55,651.42
  4. Step 4: Simplify right side
    173,995.66x = 14,523,275,947.98
  5. Step 5: Solve for x
    x = 14,523,275,947.98/173,995.66
  6. Step 6: Final answer
    x = 83,469.19

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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.