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Finding the Fourth Proportional to 187,958.48, 281,969.30 and 93,193.34

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Solution

The fourth proportional to 187,958.48, 281,969.30 and 93,193.34 is: 139,805.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,958.48 : 281,969.30 = 93,193.34 : x
  2. Step 2: Convert to fraction form
    187,958.48/281,969.30 = 93,193.34/x
  3. Step 3: Cross multiply
    187,958.48x = 281,969.30 × 93,193.34
  4. Step 4: Simplify right side
    187,958.48x = 26,277,659,667.60
  5. Step 5: Solve for x
    x = 26,277,659,667.60/187,958.48
  6. Step 6: Final answer
    x = 139,805.67

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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.