Home / 384,330.24-576,508.32-103,849.92

Finding the Fourth Proportional to 384,330.24, 576,508.32 and 103,849.92

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Solution

The fourth proportional to 384,330.24, 576,508.32 and 103,849.92 is: 155,778.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,330.24 : 576,508.32 = 103,849.92 : x
  2. Step 2: Convert to fraction form
    384,330.24/576,508.32 = 103,849.92/x
  3. Step 3: Cross multiply
    384,330.24x = 576,508.32 × 103,849.92
  4. Step 4: Simplify right side
    384,330.24x = 59,870,342,911.33
  5. Step 5: Solve for x
    x = 59,870,342,911.33/384,330.24
  6. Step 6: Final answer
    x = 155,778.38

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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.