Home / 123,125.21-184,687.85-29,630.96

Finding the Fourth Proportional to 123,125.21, 184,687.85 and 29,630.96

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Solution

The fourth proportional to 123,125.21, 184,687.85 and 29,630.96 is: 44,446.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,125.21 : 184,687.85 = 29,630.96 : x
  2. Step 2: Convert to fraction form
    123,125.21/184,687.85 = 29,630.96/x
  3. Step 3: Cross multiply
    123,125.21x = 184,687.85 × 29,630.96
  4. Step 4: Simplify right side
    123,125.21x = 5,472,477,972.38
  5. Step 5: Solve for x
    x = 5,472,477,972.38/123,125.21
  6. Step 6: Final answer
    x = 44,446.45

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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.