Home / 174,713.56-262,131.82-86,029.36

Finding the Fourth Proportional to 174,713.56, 262,131.82 and 86,029.36

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Solution

The fourth proportional to 174,713.56, 262,131.82 and 86,029.36 is: 129,074.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,713.56 : 262,131.82 = 86,029.36 : x
  2. Step 2: Convert to fraction form
    174,713.56/262,131.82 = 86,029.36/x
  3. Step 3: Cross multiply
    174,713.56x = 262,131.82 × 86,029.36
  4. Step 4: Simplify right side
    174,713.56x = 22,551,032,710.24
  5. Step 5: Solve for x
    x = 22,551,032,710.24/174,713.56
  6. Step 6: Final answer
    x = 129,074.31

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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.