Home / 109,650.40-164,362.20-59,624.80

Finding the Fourth Proportional to 109,650.40, 164,362.20 and 59,624.80

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Solution

The fourth proportional to 109,650.40, 164,362.20 and 59,624.80 is: 89,375.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,650.40 : 164,362.20 = 59,624.80 : x
  2. Step 2: Convert to fraction form
    109,650.40/164,362.20 = 59,624.80/x
  3. Step 3: Cross multiply
    109,650.40x = 164,362.20 × 59,624.80
  4. Step 4: Simplify right side
    109,650.40x = 9,800,063,302.56
  5. Step 5: Solve for x
    x = 9,800,063,302.56/109,650.40
  6. Step 6: Final answer
    x = 89,375.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.