Home / 68,193.24-94,106.64-39,904.32

Finding the Fourth Proportional to 68,193.24, 94,106.64 and 39,904.32

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Solution

The fourth proportional to 68,193.24, 94,106.64 and 39,904.32 is: 55,067.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,193.24 : 94,106.64 = 39,904.32 : x
  2. Step 2: Convert to fraction form
    68,193.24/94,106.64 = 39,904.32/x
  3. Step 3: Cross multiply
    68,193.24x = 94,106.64 × 39,904.32
  4. Step 4: Simplify right side
    68,193.24x = 3,755,261,476.68
  5. Step 5: Solve for x
    x = 3,755,261,476.68/68,193.24
  6. Step 6: Final answer
    x = 55,067.94

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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.