Home / 106,137.67-146,468.83-58,391.05

Finding the Fourth Proportional to 106,137.67, 146,468.83 and 58,391.05

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Solution

The fourth proportional to 106,137.67, 146,468.83 and 58,391.05 is: 80,579.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,137.67 : 146,468.83 = 58,391.05 : x
  2. Step 2: Convert to fraction form
    106,137.67/146,468.83 = 58,391.05/x
  3. Step 3: Cross multiply
    106,137.67x = 146,468.83 × 58,391.05
  4. Step 4: Simplify right side
    106,137.67x = 8,552,468,775.97
  5. Step 5: Solve for x
    x = 8,552,468,775.97/106,137.67
  6. Step 6: Final answer
    x = 80,579.01

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1.5x scale

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.