Home / 49,924.68-74,866.20-20,322.42

Finding the Fourth Proportional to 49,924.68, 74,866.20 and 20,322.42

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Solution

The fourth proportional to 49,924.68, 74,866.20 and 20,322.42 is: 30,475.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,924.68 : 74,866.20 = 20,322.42 : x
  2. Step 2: Convert to fraction form
    49,924.68/74,866.20 = 20,322.42/x
  3. Step 3: Cross multiply
    49,924.68x = 74,866.20 × 20,322.42
  4. Step 4: Simplify right side
    49,924.68x = 1,521,462,360.20
  5. Step 5: Solve for x
    x = 1,521,462,360.20/49,924.68
  6. Step 6: Final answer
    x = 30,475.15

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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.