Home / 255,190.69-382,786.17-114,785.29

Finding the Fourth Proportional to 255,190.69, 382,786.17 and 114,785.29

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Solution

The fourth proportional to 255,190.69, 382,786.17 and 114,785.29 is: 172,178.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,190.69 : 382,786.17 = 114,785.29 : x
  2. Step 2: Convert to fraction form
    255,190.69/382,786.17 = 114,785.29/x
  3. Step 3: Cross multiply
    255,190.69x = 382,786.17 × 114,785.29
  4. Step 4: Simplify right side
    255,190.69x = 43,938,221,531.44
  5. Step 5: Solve for x
    x = 43,938,221,531.44/255,190.69
  6. Step 6: Final answer
    x = 172,178.00

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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.