Home / 106,500.22-146,977.43-61,192.87

Finding the Fourth Proportional to 106,500.22, 146,977.43 and 61,192.87

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Solution

The fourth proportional to 106,500.22, 146,977.43 and 61,192.87 is: 84,450.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,500.22 : 146,977.43 = 61,192.87 : x
  2. Step 2: Convert to fraction form
    106,500.22/146,977.43 = 61,192.87/x
  3. Step 3: Cross multiply
    106,500.22x = 146,977.43 × 61,192.87
  4. Step 4: Simplify right side
    106,500.22x = 8,993,969,726.07
  5. Step 5: Solve for x
    x = 8,993,969,726.07/106,500.22
  6. Step 6: Final answer
    x = 84,450.25

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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.