Home / 54,044.94-74,580.03-30,172.62

Finding the Fourth Proportional to 54,044.94, 74,580.03 and 30,172.62

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Solution

The fourth proportional to 54,044.94, 74,580.03 and 30,172.62 is: 41,637.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,044.94 : 74,580.03 = 30,172.62 : x
  2. Step 2: Convert to fraction form
    54,044.94/74,580.03 = 30,172.62/x
  3. Step 3: Cross multiply
    54,044.94x = 74,580.03 × 30,172.62
  4. Step 4: Simplify right side
    54,044.94x = 2,250,274,904.78
  5. Step 5: Solve for x
    x = 2,250,274,904.78/54,044.94
  6. Step 6: Final answer
    x = 41,637.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.