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Finding the Fourth Proportional to 76,611.73, 114,917.60 and 24,025.45

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Solution

The fourth proportional to 76,611.73, 114,917.60 and 24,025.45 is: 36,038.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,611.73 : 114,917.60 = 24,025.45 : x
  2. Step 2: Convert to fraction form
    76,611.73/114,917.60 = 24,025.45/x
  3. Step 3: Cross multiply
    76,611.73x = 114,917.60 × 24,025.45
  4. Step 4: Simplify right side
    76,611.73x = 2,760,947,052.92
  5. Step 5: Solve for x
    x = 2,760,947,052.92/76,611.73
  6. Step 6: Final answer
    x = 36,038.18

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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.