Home / 152,034.20-228,180.90-67,923.80

Finding the Fourth Proportional to 152,034.20, 228,180.90 and 67,923.80

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Solution

The fourth proportional to 152,034.20, 228,180.90 and 67,923.80 is: 101,943.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,034.20 : 228,180.90 = 67,923.80 : x
  2. Step 2: Convert to fraction form
    152,034.20/228,180.90 = 67,923.80/x
  3. Step 3: Cross multiply
    152,034.20x = 228,180.90 × 67,923.80
  4. Step 4: Simplify right side
    152,034.20x = 15,498,913,815.42
  5. Step 5: Solve for x
    x = 15,498,913,815.42/152,034.20
  6. Step 6: Final answer
    x = 101,943.60

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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.