Home / 175,415.20-262,863.60-148,976.80

Finding the Fourth Proportional to 175,415.20, 262,863.60 and 148,976.80

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Solution

The fourth proportional to 175,415.20, 262,863.60 and 148,976.80 is: 223,245.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,415.20 : 262,863.60 = 148,976.80 : x
  2. Step 2: Convert to fraction form
    175,415.20/262,863.60 = 148,976.80/x
  3. Step 3: Cross multiply
    175,415.20x = 262,863.60 × 148,976.80
  4. Step 4: Simplify right side
    175,415.20x = 39,160,577,964.48
  5. Step 5: Solve for x
    x = 39,160,577,964.48/175,415.20
  6. Step 6: Final answer
    x = 223,245.07

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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.