Home / 49,387.74-74,048.01-18,205.98

Finding the Fourth Proportional to 49,387.74, 74,048.01 and 18,205.98

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Solution

The fourth proportional to 49,387.74, 74,048.01 and 18,205.98 is: 27,296.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,387.74 : 74,048.01 = 18,205.98 : x
  2. Step 2: Convert to fraction form
    49,387.74/74,048.01 = 18,205.98/x
  3. Step 3: Cross multiply
    49,387.74x = 74,048.01 × 18,205.98
  4. Step 4: Simplify right side
    49,387.74x = 1,348,116,589.10
  5. Step 5: Solve for x
    x = 1,348,116,589.10/49,387.74
  6. Step 6: Final answer
    x = 27,296.58

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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.