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Finding the Fourth Proportional to 125,953.37, 173,813.04 and 68,593.69

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Solution

The fourth proportional to 125,953.37, 173,813.04 and 68,593.69 is: 94,657.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,953.37 : 173,813.04 = 68,593.69 : x
  2. Step 2: Convert to fraction form
    125,953.37/173,813.04 = 68,593.69/x
  3. Step 3: Cross multiply
    125,953.37x = 173,813.04 × 68,593.69
  4. Step 4: Simplify right side
    125,953.37x = 11,922,477,783.72
  5. Step 5: Solve for x
    x = 11,922,477,783.72/125,953.37
  6. Step 6: Final answer
    x = 94,657.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.