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Finding the Fourth Proportional to 107,015.84, 160,525.34 and 50,861.68

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Solution

The fourth proportional to 107,015.84, 160,525.34 and 50,861.68 is: 76,293.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,015.84 : 160,525.34 = 50,861.68 : x
  2. Step 2: Convert to fraction form
    107,015.84/160,525.34 = 50,861.68/x
  3. Step 3: Cross multiply
    107,015.84x = 160,525.34 × 50,861.68
  4. Step 4: Simplify right side
    107,015.84x = 8,164,588,913.04
  5. Step 5: Solve for x
    x = 8,164,588,913.04/107,015.84
  6. Step 6: Final answer
    x = 76,293.27

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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.