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Finding the Fourth Proportional to 93,394.98, 140,043.79 and 33,400.33

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Solution

The fourth proportional to 93,394.98, 140,043.79 and 33,400.33 is: 50,083.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,394.98 : 140,043.79 = 33,400.33 : x
  2. Step 2: Convert to fraction form
    93,394.98/140,043.79 = 33,400.33/x
  3. Step 3: Cross multiply
    93,394.98x = 140,043.79 × 33,400.33
  4. Step 4: Simplify right side
    93,394.98x = 4,677,508,800.45
  5. Step 5: Solve for x
    x = 4,677,508,800.45/93,394.98
  6. Step 6: Final answer
    x = 50,083.09

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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.