Home / 191,433.38-264,107.17-191,138.14

Finding the Fourth Proportional to 191,433.38, 264,107.17 and 191,138.14

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Solution

The fourth proportional to 191,433.38, 264,107.17 and 191,138.14 is: 263,699.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,433.38 : 264,107.17 = 191,138.14 : x
  2. Step 2: Convert to fraction form
    191,433.38/264,107.17 = 191,138.14/x
  3. Step 3: Cross multiply
    191,433.38x = 264,107.17 × 191,138.14
  4. Step 4: Simplify right side
    191,433.38x = 50,480,953,234.46
  5. Step 5: Solve for x
    x = 50,480,953,234.46/191,433.38
  6. Step 6: Final answer
    x = 263,699.85

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1.5x scale

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.