Home / 106,316.62-146,738.13-61,025.20

Finding the Fourth Proportional to 106,316.62, 146,738.13 and 61,025.20

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Solution

The fourth proportional to 106,316.62, 146,738.13 and 61,025.20 is: 84,226.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,316.62 : 146,738.13 = 61,025.20 : x
  2. Step 2: Convert to fraction form
    106,316.62/146,738.13 = 61,025.20/x
  3. Step 3: Cross multiply
    106,316.62x = 146,738.13 × 61,025.20
  4. Step 4: Simplify right side
    106,316.62x = 8,954,723,730.88
  5. Step 5: Solve for x
    x = 8,954,723,730.88/106,316.62
  6. Step 6: Final answer
    x = 84,226.94

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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.