Home / 106,204.50-146,563.19-58,458.20

Finding the Fourth Proportional to 106,204.50, 146,563.19 and 58,458.20

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Solution

The fourth proportional to 106,204.50, 146,563.19 and 58,458.20 is: 80,672.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,204.50 : 146,563.19 = 58,458.20 : x
  2. Step 2: Convert to fraction form
    106,204.50/146,563.19 = 58,458.20/x
  3. Step 3: Cross multiply
    106,204.50x = 146,563.19 × 58,458.20
  4. Step 4: Simplify right side
    106,204.50x = 8,567,819,248.55
  5. Step 5: Solve for x
    x = 8,567,819,248.55/106,204.50
  6. Step 6: Final answer
    x = 80,672.85

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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.