Home / 126,785.99-174,967.35-69,427.73

Finding the Fourth Proportional to 126,785.99, 174,967.35 and 69,427.73

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Solution

The fourth proportional to 126,785.99, 174,967.35 and 69,427.73 is: 95,811.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,785.99 : 174,967.35 = 69,427.73 : x
  2. Step 2: Convert to fraction form
    126,785.99/174,967.35 = 69,427.73/x
  3. Step 3: Cross multiply
    126,785.99x = 174,967.35 × 69,427.73
  4. Step 4: Simplify right side
    126,785.99x = 12,147,585,934.62
  5. Step 5: Solve for x
    x = 12,147,585,934.62/126,785.99
  6. Step 6: Final answer
    x = 95,811.74

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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.