Home / 114,861.24-172,305.18-30,622.56

Finding the Fourth Proportional to 114,861.24, 172,305.18 and 30,622.56

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Solution

The fourth proportional to 114,861.24, 172,305.18 and 30,622.56 is: 45,937.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,861.24 : 172,305.18 = 30,622.56 : x
  2. Step 2: Convert to fraction form
    114,861.24/172,305.18 = 30,622.56/x
  3. Step 3: Cross multiply
    114,861.24x = 172,305.18 × 30,622.56
  4. Step 4: Simplify right side
    114,861.24x = 5,276,425,712.86
  5. Step 5: Solve for x
    x = 5,276,425,712.86/114,861.24
  6. Step 6: Final answer
    x = 45,937.39

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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.