Home / 384,206.20-576,263.94-103,745.32

Finding the Fourth Proportional to 384,206.20, 576,263.94 and 103,745.32

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Solution

The fourth proportional to 384,206.20, 576,263.94 and 103,745.32 is: 155,605.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,206.20 : 576,263.94 = 103,745.32 : x
  2. Step 2: Convert to fraction form
    384,206.20/576,263.94 = 103,745.32/x
  3. Step 3: Cross multiply
    384,206.20x = 576,263.94 × 103,745.32
  4. Step 4: Simplify right side
    384,206.20x = 59,784,686,859.76
  5. Step 5: Solve for x
    x = 59,784,686,859.76/384,206.20
  6. Step 6: Final answer
    x = 155,605.73

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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.