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Finding the Fourth Proportional to 201,056.34, 277,471.90 and 132,954.96

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Solution

The fourth proportional to 201,056.34, 277,471.90 and 132,954.96 is: 183,487.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,056.34 : 277,471.90 = 132,954.96 : x
  2. Step 2: Convert to fraction form
    201,056.34/277,471.90 = 132,954.96/x
  3. Step 3: Cross multiply
    201,056.34x = 277,471.90 × 132,954.96
  4. Step 4: Simplify right side
    201,056.34x = 36,891,265,365.62
  5. Step 5: Solve for x
    x = 36,891,265,365.62/201,056.34
  6. Step 6: Final answer
    x = 183,487.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.