Home / 106,477.11-146,935.84-58,729.43

Finding the Fourth Proportional to 106,477.11, 146,935.84 and 58,729.43

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Solution

The fourth proportional to 106,477.11, 146,935.84 and 58,729.43 is: 81,045.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,477.11 : 146,935.84 = 58,729.43 : x
  2. Step 2: Convert to fraction form
    106,477.11/146,935.84 = 58,729.43/x
  3. Step 3: Cross multiply
    106,477.11x = 146,935.84 × 58,729.43
  4. Step 4: Simplify right side
    106,477.11x = 8,629,458,350.29
  5. Step 5: Solve for x
    x = 8,629,458,350.29/106,477.11
  6. Step 6: Final answer
    x = 81,045.20

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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.