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Finding the Fourth Proportional to 185,156.70, 255,551.67 and 108,692.70

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Solution

The fourth proportional to 185,156.70, 255,551.67 and 108,692.70 is: 150,016.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,156.70 : 255,551.67 = 108,692.70 : x
  2. Step 2: Convert to fraction form
    185,156.70/255,551.67 = 108,692.70/x
  3. Step 3: Cross multiply
    185,156.70x = 255,551.67 × 108,692.70
  4. Step 4: Simplify right side
    185,156.70x = 27,776,601,001.81
  5. Step 5: Solve for x
    x = 27,776,601,001.81/185,156.70
  6. Step 6: Final answer
    x = 150,016.72

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