Home / 106,408.31-146,843.48-61,089.23

Finding the Fourth Proportional to 106,408.31, 146,843.48 and 61,089.23

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Solution

The fourth proportional to 106,408.31, 146,843.48 and 61,089.23 is: 84,303.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,408.31 : 146,843.48 = 61,089.23 : x
  2. Step 2: Convert to fraction form
    106,408.31/146,843.48 = 61,089.23/x
  3. Step 3: Cross multiply
    106,408.31x = 146,843.48 × 61,089.23
  4. Step 4: Simplify right side
    106,408.31x = 8,970,555,123.72
  5. Step 5: Solve for x
    x = 8,970,555,123.72/106,408.31
  6. Step 6: Final answer
    x = 84,303.14

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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.