Home / 154,411.44-231,651.20-87,882.92

Finding the Fourth Proportional to 154,411.44, 231,651.20 and 87,882.92

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Solution

The fourth proportional to 154,411.44, 231,651.20 and 87,882.92 is: 131,843.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,411.44 : 231,651.20 = 87,882.92 : x
  2. Step 2: Convert to fraction form
    154,411.44/231,651.20 = 87,882.92/x
  3. Step 3: Cross multiply
    154,411.44x = 231,651.20 × 87,882.92
  4. Step 4: Simplify right side
    154,411.44x = 20,358,183,877.50
  5. Step 5: Solve for x
    x = 20,358,183,877.50/154,411.44
  6. Step 6: Final answer
    x = 131,843.75

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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.