Home / 191,788.14-264,761.55-148,672.38

Finding the Fourth Proportional to 191,788.14, 264,761.55 and 148,672.38

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Solution

The fourth proportional to 191,788.14, 264,761.55 and 148,672.38 is: 205,240.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,788.14 : 264,761.55 = 148,672.38 : x
  2. Step 2: Convert to fraction form
    191,788.14/264,761.55 = 148,672.38/x
  3. Step 3: Cross multiply
    191,788.14x = 264,761.55 × 148,672.38
  4. Step 4: Simplify right side
    191,788.14x = 39,362,729,770.99
  5. Step 5: Solve for x
    x = 39,362,729,770.99/191,788.14
  6. Step 6: Final answer
    x = 205,240.69

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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.