Home / 175,515.20-263,272.80-164,443.52

Finding the Fourth Proportional to 175,515.20, 263,272.80 and 164,443.52

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Solution

The fourth proportional to 175,515.20, 263,272.80 and 164,443.52 is: 246,665.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,515.20 : 263,272.80 = 164,443.52 : x
  2. Step 2: Convert to fraction form
    175,515.20/263,272.80 = 164,443.52/x
  3. Step 3: Cross multiply
    175,515.20x = 263,272.80 × 164,443.52
  4. Step 4: Simplify right side
    175,515.20x = 43,293,505,952.26
  5. Step 5: Solve for x
    x = 43,293,505,952.26/175,515.20
  6. Step 6: Final answer
    x = 246,665.28

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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.