Home / 95,158.22-142,692.62-55,188.56

Finding the Fourth Proportional to 95,158.22, 142,692.62 and 55,188.56

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Solution

The fourth proportional to 95,158.22, 142,692.62 and 55,188.56 is: 82,756.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,158.22 : 142,692.62 = 55,188.56 : x
  2. Step 2: Convert to fraction form
    95,158.22/142,692.62 = 55,188.56/x
  3. Step 3: Cross multiply
    95,158.22x = 142,692.62 × 55,188.56
  4. Step 4: Simplify right side
    95,158.22x = 7,874,999,506.96
  5. Step 5: Solve for x
    x = 7,874,999,506.96/95,158.22
  6. Step 6: Final answer
    x = 82,756.90

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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.