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Finding the Fourth Proportional to 93,456.79, 140,187.15 and 33,489.17

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Solution

The fourth proportional to 93,456.79, 140,187.15 and 33,489.17 is: 50,234.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,456.79 : 140,187.15 = 33,489.17 : x
  2. Step 2: Convert to fraction form
    93,456.79/140,187.15 = 33,489.17/x
  3. Step 3: Cross multiply
    93,456.79x = 140,187.15 × 33,489.17
  4. Step 4: Simplify right side
    93,456.79x = 4,694,751,298.17
  5. Step 5: Solve for x
    x = 4,694,751,298.17/93,456.79
  6. Step 6: Final answer
    x = 50,234.46

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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.