Home / 51,042.87-76,400.49-27,291.06

Finding the Fourth Proportional to 51,042.87, 76,400.49 and 27,291.06

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Solution

The fourth proportional to 51,042.87, 76,400.49 and 27,291.06 is: 40,849.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,042.87 : 76,400.49 = 27,291.06 : x
  2. Step 2: Convert to fraction form
    51,042.87/76,400.49 = 27,291.06/x
  3. Step 3: Cross multiply
    51,042.87x = 76,400.49 × 27,291.06
  4. Step 4: Simplify right side
    51,042.87x = 2,085,050,356.62
  5. Step 5: Solve for x
    x = 2,085,050,356.62/51,042.87
  6. Step 6: Final answer
    x = 40,849.00

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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.