Home / 126,377.56-174,401.04-69,792.58

Finding the Fourth Proportional to 126,377.56, 174,401.04 and 69,792.58

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Solution

The fourth proportional to 126,377.56, 174,401.04 and 69,792.58 is: 96,313.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,377.56 : 174,401.04 = 69,792.58 : x
  2. Step 2: Convert to fraction form
    126,377.56/174,401.04 = 69,792.58/x
  3. Step 3: Cross multiply
    126,377.56x = 174,401.04 × 69,792.58
  4. Step 4: Simplify right side
    126,377.56x = 12,171,898,536.28
  5. Step 5: Solve for x
    x = 12,171,898,536.28/126,377.56
  6. Step 6: Final answer
    x = 96,313.76

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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.