Home / 79,900.02-110,301.94-49,695.09

Finding the Fourth Proportional to 79,900.02, 110,301.94 and 49,695.09

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Solution

The fourth proportional to 79,900.02, 110,301.94 and 49,695.09 is: 68,604.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,900.02 : 110,301.94 = 49,695.09 : x
  2. Step 2: Convert to fraction form
    79,900.02/110,301.94 = 49,695.09/x
  3. Step 3: Cross multiply
    79,900.02x = 110,301.94 × 49,695.09
  4. Step 4: Simplify right side
    79,900.02x = 5,481,464,204.43
  5. Step 5: Solve for x
    x = 5,481,464,204.43/79,900.02
  6. Step 6: Final answer
    x = 68,604.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.