Home / 125,415.27-173,067.44-68,825.43

Finding the Fourth Proportional to 125,415.27, 173,067.44 and 68,825.43

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Solution

The fourth proportional to 125,415.27, 173,067.44 and 68,825.43 is: 94,976.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,415.27 : 173,067.44 = 68,825.43 : x
  2. Step 2: Convert to fraction form
    125,415.27/173,067.44 = 68,825.43/x
  3. Step 3: Cross multiply
    125,415.27x = 173,067.44 × 68,825.43
  4. Step 4: Simplify right side
    125,415.27x = 11,911,440,632.87
  5. Step 5: Solve for x
    x = 11,911,440,632.87/125,415.27
  6. Step 6: Final answer
    x = 94,976.00

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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.