Home / 86,617.88-119,512.32-52,625.36

Finding the Fourth Proportional to 86,617.88, 119,512.32 and 52,625.36

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Solution

The fourth proportional to 86,617.88, 119,512.32 and 52,625.36 is: 72,610.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,617.88 : 119,512.32 = 52,625.36 : x
  2. Step 2: Convert to fraction form
    86,617.88/119,512.32 = 52,625.36/x
  3. Step 3: Cross multiply
    86,617.88x = 119,512.32 × 52,625.36
  4. Step 4: Simplify right side
    86,617.88x = 6,289,378,864.44
  5. Step 5: Solve for x
    x = 6,289,378,864.44/86,617.88
  6. Step 6: Final answer
    x = 72,610.63

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1.5x scale

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.