Home / 106,053.31-146,354.07-58,309.75

Finding the Fourth Proportional to 106,053.31, 146,354.07 and 58,309.75

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Solution

The fourth proportional to 106,053.31, 146,354.07 and 58,309.75 is: 80,467.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,053.31 : 146,354.07 = 58,309.75 : x
  2. Step 2: Convert to fraction form
    106,053.31/146,354.07 = 58,309.75/x
  3. Step 3: Cross multiply
    106,053.31x = 146,354.07 × 58,309.75
  4. Step 4: Simplify right side
    106,053.31x = 8,533,869,233.18
  5. Step 5: Solve for x
    x = 8,533,869,233.18/106,053.31
  6. Step 6: Final answer
    x = 80,467.73

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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.