Home / 336,117.10-504,174.28-136,435.80

Finding the Fourth Proportional to 336,117.10, 504,174.28 and 136,435.80

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Solution

The fourth proportional to 336,117.10, 504,174.28 and 136,435.80 is: 204,653.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,117.10 : 504,174.28 = 136,435.80 : x
  2. Step 2: Convert to fraction form
    336,117.10/504,174.28 = 136,435.80/x
  3. Step 3: Cross multiply
    336,117.10x = 504,174.28 × 136,435.80
  4. Step 4: Simplify right side
    336,117.10x = 68,787,420,584.35
  5. Step 5: Solve for x
    x = 68,787,420,584.35/336,117.10
  6. Step 6: Final answer
    x = 204,653.14

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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.