Home / 51,449.60-71,067.12-35,505.92

Finding the Fourth Proportional to 51,449.60, 71,067.12 and 35,505.92

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Solution

The fourth proportional to 51,449.60, 71,067.12 and 35,505.92 is: 49,044.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,449.60 : 71,067.12 = 35,505.92 : x
  2. Step 2: Convert to fraction form
    51,449.60/71,067.12 = 35,505.92/x
  3. Step 3: Cross multiply
    51,449.60x = 71,067.12 × 35,505.92
  4. Step 4: Simplify right side
    51,449.60x = 2,523,303,477.35
  5. Step 5: Solve for x
    x = 2,523,303,477.35/51,449.60
  6. Step 6: Final answer
    x = 49,044.18

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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.