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Finding the Fourth Proportional to 125,372.96, 188,077 and 36,632.96

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Solution

The fourth proportional to 125,372.96, 188,077 and 36,632.96 is: 54,954.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,372.96 : 188,077 = 36,632.96 : x
  2. Step 2: Convert to fraction form
    125,372.96/188,077 = 36,632.96/x
  3. Step 3: Cross multiply
    125,372.96x = 188,077 × 36,632.96
  4. Step 4: Simplify right side
    125,372.96x = 6,889,817,217.92
  5. Step 5: Solve for x
    x = 6,889,817,217.92/125,372.96
  6. Step 6: Final answer
    x = 54,954.57

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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.