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Finding the Fourth Proportional to 114,706.37, 158,289.44 and 63,722.40

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Solution

The fourth proportional to 114,706.37, 158,289.44 and 63,722.40 is: 87,933.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,706.37 : 158,289.44 = 63,722.40 : x
  2. Step 2: Convert to fraction form
    114,706.37/158,289.44 = 63,722.40/x
  3. Step 3: Cross multiply
    114,706.37x = 158,289.44 × 63,722.40
  4. Step 4: Simplify right side
    114,706.37x = 10,086,582,692.84
  5. Step 5: Solve for x
    x = 10,086,582,692.84/114,706.37
  6. Step 6: Final answer
    x = 87,933.94

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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.