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Finding the Fourth Proportional to 173,317.97, 259,976.26 and 54,998.53

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Solution

The fourth proportional to 173,317.97, 259,976.26 and 54,998.53 is: 82,497.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,317.97 : 259,976.26 = 54,998.53 : x
  2. Step 2: Convert to fraction form
    173,317.97/259,976.26 = 54,998.53/x
  3. Step 3: Cross multiply
    173,317.97x = 259,976.26 × 54,998.53
  4. Step 4: Simplify right side
    173,317.97x = 14,298,312,134.90
  5. Step 5: Solve for x
    x = 14,298,312,134.90/173,317.97
  6. Step 6: Final answer
    x = 82,497.57

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1.5x scale

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.