Home / 106,365.70-146,783.94-58,619.08

Finding the Fourth Proportional to 106,365.70, 146,783.94 and 58,619.08

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Solution

The fourth proportional to 106,365.70, 146,783.94 and 58,619.08 is: 80,893.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,365.70 : 146,783.94 = 58,619.08 : x
  2. Step 2: Convert to fraction form
    106,365.70/146,783.94 = 58,619.08/x
  3. Step 3: Cross multiply
    106,365.70x = 146,783.94 × 58,619.08
  4. Step 4: Simplify right side
    106,365.70x = 8,604,339,521.58
  5. Step 5: Solve for x
    x = 8,604,339,521.58/106,365.70
  6. Step 6: Final answer
    x = 80,893.93

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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.