Home / 49,678.57-74,494.44-18,066.40

Finding the Fourth Proportional to 49,678.57, 74,494.44 and 18,066.40

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Solution

The fourth proportional to 49,678.57, 74,494.44 and 18,066.40 is: 27,091.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,678.57 : 74,494.44 = 18,066.40 : x
  2. Step 2: Convert to fraction form
    49,678.57/74,494.44 = 18,066.40/x
  3. Step 3: Cross multiply
    49,678.57x = 74,494.44 × 18,066.40
  4. Step 4: Simplify right side
    49,678.57x = 1,345,846,350.82
  5. Step 5: Solve for x
    x = 1,345,846,350.82/49,678.57
  6. Step 6: Final answer
    x = 27,091.08

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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.