Home / 106,477.49-146,936.36-58,729.81

Finding the Fourth Proportional to 106,477.49, 146,936.36 and 58,729.81

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Solution

The fourth proportional to 106,477.49, 146,936.36 and 58,729.81 is: 81,045.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,477.49 : 146,936.36 = 58,729.81 : x
  2. Step 2: Convert to fraction form
    106,477.49/146,936.36 = 58,729.81/x
  3. Step 3: Cross multiply
    106,477.49x = 146,936.36 × 58,729.81
  4. Step 4: Simplify right side
    106,477.49x = 8,629,544,211.24
  5. Step 5: Solve for x
    x = 8,629,544,211.24/106,477.49
  6. Step 6: Final answer
    x = 81,045.72

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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.