Home / 191,826.94-264,715.08-105,789.54

Finding the Fourth Proportional to 191,826.94, 264,715.08 and 105,789.54

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Solution

The fourth proportional to 191,826.94, 264,715.08 and 105,789.54 is: 145,986.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,826.94 : 264,715.08 = 105,789.54 : x
  2. Step 2: Convert to fraction form
    191,826.94/264,715.08 = 105,789.54/x
  3. Step 3: Cross multiply
    191,826.94x = 264,715.08 × 105,789.54
  4. Step 4: Simplify right side
    191,826.94x = 28,004,086,544.26
  5. Step 5: Solve for x
    x = 28,004,086,544.26/191,826.94
  6. Step 6: Final answer
    x = 145,986.20

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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.