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Finding the Fourth Proportional to 83,325.94, 124,986.08 and 33,392.62

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Solution

The fourth proportional to 83,325.94, 124,986.08 and 33,392.62 is: 50,087.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,325.94 : 124,986.08 = 33,392.62 : x
  2. Step 2: Convert to fraction form
    83,325.94/124,986.08 = 33,392.62/x
  3. Step 3: Cross multiply
    83,325.94x = 124,986.08 × 33,392.62
  4. Step 4: Simplify right side
    83,325.94x = 4,173,612,674.73
  5. Step 5: Solve for x
    x = 4,173,612,674.73/83,325.94
  6. Step 6: Final answer
    x = 50,087.80

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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.