Home / 644,019.39-965,963.48-170,752.59

Finding the Fourth Proportional to 644,019.39, 965,963.48 and 170,752.59

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Solution

The fourth proportional to 644,019.39, 965,963.48 and 170,752.59 is: 256,111.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,019.39 : 965,963.48 = 170,752.59 : x
  2. Step 2: Convert to fraction form
    644,019.39/965,963.48 = 170,752.59/x
  3. Step 3: Cross multiply
    644,019.39x = 965,963.48 × 170,752.59
  4. Step 4: Simplify right side
    644,019.39x = 164,940,765,201.65
  5. Step 5: Solve for x
    x = 164,940,765,201.65/644,019.39
  6. Step 6: Final answer
    x = 256,111.49

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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.