Home / 178,027.16-266,856.20-111,314.09

Finding the Fourth Proportional to 178,027.16, 266,856.20 and 111,314.09

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Solution

The fourth proportional to 178,027.16, 266,856.20 and 111,314.09 is: 166,855.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,027.16 : 266,856.20 = 111,314.09 : x
  2. Step 2: Convert to fraction form
    178,027.16/266,856.20 = 111,314.09/x
  3. Step 3: Cross multiply
    178,027.16x = 266,856.20 × 111,314.09
  4. Step 4: Simplify right side
    178,027.16x = 29,704,853,173.01
  5. Step 5: Solve for x
    x = 29,704,853,173.01/178,027.16
  6. Step 6: Final answer
    x = 166,855.74

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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.