Home / 126,958.32-175,201.92-70,369.56

Finding the Fourth Proportional to 126,958.32, 175,201.92 and 70,369.56

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Solution

The fourth proportional to 126,958.32, 175,201.92 and 70,369.56 is: 97,109.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,958.32 : 175,201.92 = 70,369.56 : x
  2. Step 2: Convert to fraction form
    126,958.32/175,201.92 = 70,369.56/x
  3. Step 3: Cross multiply
    126,958.32x = 175,201.92 × 70,369.56
  4. Step 4: Simplify right side
    126,958.32x = 12,328,882,021.56
  5. Step 5: Solve for x
    x = 12,328,882,021.56/126,958.32
  6. Step 6: Final answer
    x = 97,109.68

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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.