Home / 175,910.40-263,940.32-87,165.59

Finding the Fourth Proportional to 175,910.40, 263,940.32 and 87,165.59

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Solution

The fourth proportional to 175,910.40, 263,940.32 and 87,165.59 is: 130,785.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,910.40 : 263,940.32 = 87,165.59 : x
  2. Step 2: Convert to fraction form
    175,910.40/263,940.32 = 87,165.59/x
  3. Step 3: Cross multiply
    175,910.40x = 263,940.32 × 87,165.59
  4. Step 4: Simplify right side
    175,910.40x = 23,006,512,615.80
  5. Step 5: Solve for x
    x = 23,006,512,615.80/175,910.40
  6. Step 6: Final answer
    x = 130,785.40

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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.