Home / 175,529.20-263,466.60-86,882.80

Finding the Fourth Proportional to 175,529.20, 263,466.60 and 86,882.80

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Solution

The fourth proportional to 175,529.20, 263,466.60 and 86,882.80 is: 130,409.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,529.20 : 263,466.60 = 86,882.80 : x
  2. Step 2: Convert to fraction form
    175,529.20/263,466.60 = 86,882.80/x
  3. Step 3: Cross multiply
    175,529.20x = 263,466.60 × 86,882.80
  4. Step 4: Simplify right side
    175,529.20x = 22,890,715,914.48
  5. Step 5: Solve for x
    x = 22,890,715,914.48/175,529.20
  6. Step 6: Final answer
    x = 130,409.73

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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.