Home / 295,844.07-408,165.07-168,429.45

Finding the Fourth Proportional to 295,844.07, 408,165.07 and 168,429.45

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Solution

The fourth proportional to 295,844.07, 408,165.07 and 168,429.45 is: 232,375.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,844.07 : 408,165.07 = 168,429.45 : x
  2. Step 2: Convert to fraction form
    295,844.07/408,165.07 = 168,429.45/x
  3. Step 3: Cross multiply
    295,844.07x = 408,165.07 × 168,429.45
  4. Step 4: Simplify right side
    295,844.07x = 68,747,018,249.31
  5. Step 5: Solve for x
    x = 68,747,018,249.31/295,844.07
  6. Step 6: Final answer
    x = 232,375.85

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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.