Home / 126,941.56-175,179.50-70,352.98

Finding the Fourth Proportional to 126,941.56, 175,179.50 and 70,352.98

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Solution

The fourth proportional to 126,941.56, 175,179.50 and 70,352.98 is: 97,087.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,941.56 : 175,179.50 = 70,352.98 : x
  2. Step 2: Convert to fraction form
    126,941.56/175,179.50 = 70,352.98/x
  3. Step 3: Cross multiply
    126,941.56x = 175,179.50 × 70,352.98
  4. Step 4: Simplify right side
    126,941.56x = 12,324,399,859.91
  5. Step 5: Solve for x
    x = 12,324,399,859.91/126,941.56
  6. Step 6: Final answer
    x = 97,087.19

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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.