Home / 38,966.68-58,435.40-30,743.56

Finding the Fourth Proportional to 38,966.68, 58,435.40 and 30,743.56

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Solution

The fourth proportional to 38,966.68, 58,435.40 and 30,743.56 is: 46,103.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,966.68 : 58,435.40 = 30,743.56 : x
  2. Step 2: Convert to fraction form
    38,966.68/58,435.40 = 30,743.56/x
  3. Step 3: Cross multiply
    38,966.68x = 58,435.40 × 30,743.56
  4. Step 4: Simplify right side
    38,966.68x = 1,796,512,226.02
  5. Step 5: Solve for x
    x = 1,796,512,226.02/38,966.68
  6. Step 6: Final answer
    x = 46,103.81

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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.