Home / 351,005.04-484,385.13-189,859.59

Finding the Fourth Proportional to 351,005.04, 484,385.13 and 189,859.59

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Solution

The fourth proportional to 351,005.04, 484,385.13 and 189,859.59 is: 262,005.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,005.04 : 484,385.13 = 189,859.59 : x
  2. Step 2: Convert to fraction form
    351,005.04/484,385.13 = 189,859.59/x
  3. Step 3: Cross multiply
    351,005.04x = 484,385.13 × 189,859.59
  4. Step 4: Simplify right side
    351,005.04x = 91,965,162,183.90
  5. Step 5: Solve for x
    x = 91,965,162,183.90/351,005.04
  6. Step 6: Final answer
    x = 262,005.25

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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.