Home / 215,742.96-323,692.20-110,611.44

Finding the Fourth Proportional to 215,742.96, 323,692.20 and 110,611.44

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Solution

The fourth proportional to 215,742.96, 323,692.20 and 110,611.44 is: 165,957.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,742.96 : 323,692.20 = 110,611.44 : x
  2. Step 2: Convert to fraction form
    215,742.96/323,692.20 = 110,611.44/x
  3. Step 3: Cross multiply
    215,742.96x = 323,692.20 × 110,611.44
  4. Step 4: Simplify right side
    215,742.96x = 35,804,060,358.77
  5. Step 5: Solve for x
    x = 35,804,060,358.77/215,742.96
  6. Step 6: Final answer
    x = 165,957.03

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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.