Home / 146,776.40-220,164.60-94,245.20

Finding the Fourth Proportional to 146,776.40, 220,164.60 and 94,245.20

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Solution

The fourth proportional to 146,776.40, 220,164.60 and 94,245.20 is: 141,367.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,776.40 : 220,164.60 = 94,245.20 : x
  2. Step 2: Convert to fraction form
    146,776.40/220,164.60 = 94,245.20/x
  3. Step 3: Cross multiply
    146,776.40x = 220,164.60 × 94,245.20
  4. Step 4: Simplify right side
    146,776.40x = 20,749,456,759.92
  5. Step 5: Solve for x
    x = 20,749,456,759.92/146,776.40
  6. Step 6: Final answer
    x = 141,367.80

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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.