Home / 96,744.47-145,172.75-40,579.56

Finding the Fourth Proportional to 96,744.47, 145,172.75 and 40,579.56

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Solution

The fourth proportional to 96,744.47, 145,172.75 and 40,579.56 is: 60,892.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,744.47 : 145,172.75 = 40,579.56 : x
  2. Step 2: Convert to fraction form
    96,744.47/145,172.75 = 40,579.56/x
  3. Step 3: Cross multiply
    96,744.47x = 145,172.75 × 40,579.56
  4. Step 4: Simplify right side
    96,744.47x = 5,891,046,116.09
  5. Step 5: Solve for x
    x = 5,891,046,116.09/96,744.47
  6. Step 6: Final answer
    x = 60,892.85

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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.