Home / 68,894.12-95,067.30-38,672.51

Finding the Fourth Proportional to 68,894.12, 95,067.30 and 38,672.51

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Solution

The fourth proportional to 68,894.12, 95,067.30 and 38,672.51 is: 53,364.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,894.12 : 95,067.30 = 38,672.51 : x
  2. Step 2: Convert to fraction form
    68,894.12/95,067.30 = 38,672.51/x
  3. Step 3: Cross multiply
    68,894.12x = 95,067.30 × 38,672.51
  4. Step 4: Simplify right side
    68,894.12x = 3,676,490,634.59
  5. Step 5: Solve for x
    x = 3,676,490,634.59/68,894.12
  6. Step 6: Final answer
    x = 53,364.36

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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.