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Finding the Fourth Proportional to 201,369.40, 277,882.66 and 110,724.73

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Solution

The fourth proportional to 201,369.40, 277,882.66 and 110,724.73 is: 152,796.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,369.40 : 277,882.66 = 110,724.73 : x
  2. Step 2: Convert to fraction form
    201,369.40/277,882.66 = 110,724.73/x
  3. Step 3: Cross multiply
    201,369.40x = 277,882.66 × 110,724.73
  4. Step 4: Simplify right side
    201,369.40x = 30,768,482,500.18
  5. Step 5: Solve for x
    x = 30,768,482,500.18/201,369.40
  6. Step 6: Final answer
    x = 152,796.22

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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.