Home / 146,063.20-219,078.60-40,892.80

Finding the Fourth Proportional to 146,063.20, 219,078.60 and 40,892.80

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Solution

The fourth proportional to 146,063.20, 219,078.60 and 40,892.80 is: 61,334.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,063.20 : 219,078.60 = 40,892.80 : x
  2. Step 2: Convert to fraction form
    146,063.20/219,078.60 = 40,892.80/x
  3. Step 3: Cross multiply
    146,063.20x = 219,078.60 × 40,892.80
  4. Step 4: Simplify right side
    146,063.20x = 8,958,737,374.08
  5. Step 5: Solve for x
    x = 8,958,737,374.08/146,063.20
  6. Step 6: Final answer
    x = 61,334.66

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1.5x scale

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.