Home / 74,397.49-111,561.71-27,006.62

Finding the Fourth Proportional to 74,397.49, 111,561.71 and 27,006.62

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Solution

The fourth proportional to 74,397.49, 111,561.71 and 27,006.62 is: 40,497.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,397.49 : 111,561.71 = 27,006.62 : x
  2. Step 2: Convert to fraction form
    74,397.49/111,561.71 = 27,006.62/x
  3. Step 3: Cross multiply
    74,397.49x = 111,561.71 × 27,006.62
  4. Step 4: Simplify right side
    74,397.49x = 3,012,904,015.68
  5. Step 5: Solve for x
    x = 3,012,904,015.68/74,397.49
  6. Step 6: Final answer
    x = 40,497.39

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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.