Home / 191,455.92-264,183.12-106,561.44

Finding the Fourth Proportional to 191,455.92, 264,183.12 and 106,561.44

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Solution

The fourth proportional to 191,455.92, 264,183.12 and 106,561.44 is: 147,040.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,455.92 : 264,183.12 = 106,561.44 : x
  2. Step 2: Convert to fraction form
    191,455.92/264,183.12 = 106,561.44/x
  3. Step 3: Cross multiply
    191,455.92x = 264,183.12 × 106,561.44
  4. Step 4: Simplify right side
    191,455.92x = 28,151,733,690.89
  5. Step 5: Solve for x
    x = 28,151,733,690.89/191,455.92
  6. Step 6: Final answer
    x = 147,040.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.