Home / 49,851.45-74,820.92-27,689.85

Finding the Fourth Proportional to 49,851.45, 74,820.92 and 27,689.85

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Solution

The fourth proportional to 49,851.45, 74,820.92 and 27,689.85 is: 41,559.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,851.45 : 74,820.92 = 27,689.85 : x
  2. Step 2: Convert to fraction form
    49,851.45/74,820.92 = 27,689.85/x
  3. Step 3: Cross multiply
    49,851.45x = 74,820.92 × 27,689.85
  4. Step 4: Simplify right side
    49,851.45x = 2,071,779,913.21
  5. Step 5: Solve for x
    x = 2,071,779,913.21/49,851.45
  6. Step 6: Final answer
    x = 41,559.07

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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.