Home / 106,475.94-146,936.20-58,729.18

Finding the Fourth Proportional to 106,475.94, 146,936.20 and 58,729.18

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Solution

The fourth proportional to 106,475.94, 146,936.20 and 58,729.18 is: 81,045.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,475.94 : 146,936.20 = 58,729.18 : x
  2. Step 2: Convert to fraction form
    106,475.94/146,936.20 = 58,729.18/x
  3. Step 3: Cross multiply
    106,475.94x = 146,936.20 × 58,729.18
  4. Step 4: Simplify right side
    106,475.94x = 8,629,442,538.32
  5. Step 5: Solve for x
    x = 8,629,442,538.32/106,475.94
  6. Step 6: Final answer
    x = 81,045.94

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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.