Home / 126,932.99-190,399.48-64,647.23

Finding the Fourth Proportional to 126,932.99, 190,399.48 and 64,647.23

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Solution

The fourth proportional to 126,932.99, 190,399.48 and 64,647.23 is: 96,970.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,932.99 : 190,399.48 = 64,647.23 : x
  2. Step 2: Convert to fraction form
    126,932.99/190,399.48 = 64,647.23/x
  3. Step 3: Cross multiply
    126,932.99x = 190,399.48 × 64,647.23
  4. Step 4: Simplify right side
    126,932.99x = 12,308,797,861.82
  5. Step 5: Solve for x
    x = 12,308,797,861.82/126,932.99
  6. Step 6: Final answer
    x = 96,970.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.