Home / 106,362.21-146,782.94-58,618.64

Finding the Fourth Proportional to 106,362.21, 146,782.94 and 58,618.64

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Solution

The fourth proportional to 106,362.21, 146,782.94 and 58,618.64 is: 80,895.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,362.21 : 146,782.94 = 58,618.64 : x
  2. Step 2: Convert to fraction form
    106,362.21/146,782.94 = 58,618.64/x
  3. Step 3: Cross multiply
    106,362.21x = 146,782.94 × 58,618.64
  4. Step 4: Simplify right side
    106,362.21x = 8,604,215,566.21
  5. Step 5: Solve for x
    x = 8,604,215,566.21/106,362.21
  6. Step 6: Final answer
    x = 80,895.42

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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.