Home / 106,376.43-146,800.36-58,629.90

Finding the Fourth Proportional to 106,376.43, 146,800.36 and 58,629.90

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Solution

The fourth proportional to 106,376.43, 146,800.36 and 58,629.90 is: 80,909.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,376.43 : 146,800.36 = 58,629.90 : x
  2. Step 2: Convert to fraction form
    106,376.43/146,800.36 = 58,629.90/x
  3. Step 3: Cross multiply
    106,376.43x = 146,800.36 × 58,629.90
  4. Step 4: Simplify right side
    106,376.43x = 8,606,889,692.76
  5. Step 5: Solve for x
    x = 8,606,889,692.76/106,376.43
  6. Step 6: Final answer
    x = 80,909.75

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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.