Home / 126,343.89-174,354.90-68,983.29

Finding the Fourth Proportional to 126,343.89, 174,354.90 and 68,983.29

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Solution

The fourth proportional to 126,343.89, 174,354.90 and 68,983.29 is: 95,197.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,343.89 : 174,354.90 = 68,983.29 : x
  2. Step 2: Convert to fraction form
    126,343.89/174,354.90 = 68,983.29/x
  3. Step 3: Cross multiply
    126,343.89x = 174,354.90 × 68,983.29
  4. Step 4: Simplify right side
    126,343.89x = 12,027,574,629.62
  5. Step 5: Solve for x
    x = 12,027,574,629.62/126,343.89
  6. Step 6: Final answer
    x = 95,197.12

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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.