Home / 156,738.44-235,107.30-56,898.56

Finding the Fourth Proportional to 156,738.44, 235,107.30 and 56,898.56

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Solution

The fourth proportional to 156,738.44, 235,107.30 and 56,898.56 is: 85,347.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,738.44 : 235,107.30 = 56,898.56 : x
  2. Step 2: Convert to fraction form
    156,738.44/235,107.30 = 56,898.56/x
  3. Step 3: Cross multiply
    156,738.44x = 235,107.30 × 56,898.56
  4. Step 4: Simplify right side
    156,738.44x = 13,377,266,815.49
  5. Step 5: Solve for x
    x = 13,377,266,815.49/156,738.44
  6. Step 6: Final answer
    x = 85,347.71

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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.