Home / 45,969.30-63,416.79-28,961.73

Finding the Fourth Proportional to 45,969.30, 63,416.79 and 28,961.73

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Solution

The fourth proportional to 45,969.30, 63,416.79 and 28,961.73 is: 39,954.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,969.30 : 63,416.79 = 28,961.73 : x
  2. Step 2: Convert to fraction form
    45,969.30/63,416.79 = 28,961.73/x
  3. Step 3: Cross multiply
    45,969.30x = 63,416.79 × 28,961.73
  4. Step 4: Simplify right side
    45,969.30x = 1,836,659,949.45
  5. Step 5: Solve for x
    x = 1,836,659,949.45/45,969.30
  6. Step 6: Final answer
    x = 39,954.06

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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.