Home / 106,379.40-146,804.59-58,634.58

Finding the Fourth Proportional to 106,379.40, 146,804.59 and 58,634.58

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Solution

The fourth proportional to 106,379.40, 146,804.59 and 58,634.58 is: 80,916.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,379.40 : 146,804.59 = 58,634.58 : x
  2. Step 2: Convert to fraction form
    106,379.40/146,804.59 = 58,634.58/x
  3. Step 3: Cross multiply
    106,379.40x = 146,804.59 × 58,634.58
  4. Step 4: Simplify right side
    106,379.40x = 8,607,825,476.72
  5. Step 5: Solve for x
    x = 8,607,825,476.72/106,379.40
  6. Step 6: Final answer
    x = 80,916.28

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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.