Home / 50,479.47-75,635.51-30,698.19

Finding the Fourth Proportional to 50,479.47, 75,635.51 and 30,698.19

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Solution

The fourth proportional to 50,479.47, 75,635.51 and 30,698.19 is: 45,996.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,479.47 : 75,635.51 = 30,698.19 : x
  2. Step 2: Convert to fraction form
    50,479.47/75,635.51 = 30,698.19/x
  3. Step 3: Cross multiply
    50,479.47x = 75,635.51 × 30,698.19
  4. Step 4: Simplify right side
    50,479.47x = 2,321,873,103.24
  5. Step 5: Solve for x
    x = 2,321,873,103.24/50,479.47
  6. Step 6: Final answer
    x = 45,996.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.