Home / 106,975.80-160,463.70-40,418.10

Finding the Fourth Proportional to 106,975.80, 160,463.70 and 40,418.10

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Solution

The fourth proportional to 106,975.80, 160,463.70 and 40,418.10 is: 60,627.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,975.80 : 160,463.70 = 40,418.10 : x
  2. Step 2: Convert to fraction form
    106,975.80/160,463.70 = 40,418.10/x
  3. Step 3: Cross multiply
    106,975.80x = 160,463.70 × 40,418.10
  4. Step 4: Simplify right side
    106,975.80x = 6,485,637,872.97
  5. Step 5: Solve for x
    x = 6,485,637,872.97/106,975.80
  6. Step 6: Final answer
    x = 60,627.15

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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.