Home / 110,336.10-165,334.05-82,123.80

Finding the Fourth Proportional to 110,336.10, 165,334.05 and 82,123.80

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Solution

The fourth proportional to 110,336.10, 165,334.05 and 82,123.80 is: 123,059.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,336.10 : 165,334.05 = 82,123.80 : x
  2. Step 2: Convert to fraction form
    110,336.10/165,334.05 = 82,123.80/x
  3. Step 3: Cross multiply
    110,336.10x = 165,334.05 × 82,123.80
  4. Step 4: Simplify right side
    110,336.10x = 13,577,860,455.39
  5. Step 5: Solve for x
    x = 13,577,860,455.39/110,336.10
  6. Step 6: Final answer
    x = 123,059.09

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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.