Home / 49,646.71-74,523.12-20,083.87

Finding the Fourth Proportional to 49,646.71, 74,523.12 and 20,083.87

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Solution

The fourth proportional to 49,646.71, 74,523.12 and 20,083.87 is: 30,147.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,646.71 : 74,523.12 = 20,083.87 : x
  2. Step 2: Convert to fraction form
    49,646.71/74,523.12 = 20,083.87/x
  3. Step 3: Cross multiply
    49,646.71x = 74,523.12 × 20,083.87
  4. Step 4: Simplify right side
    49,646.71x = 1,496,712,654.07
  5. Step 5: Solve for x
    x = 1,496,712,654.07/49,646.71
  6. Step 6: Final answer
    x = 30,147.27

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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.