Home / 126,592.24-174,538.52-81,190.12

Finding the Fourth Proportional to 126,592.24, 174,538.52 and 81,190.12

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Solution

The fourth proportional to 126,592.24, 174,538.52 and 81,190.12 is: 111,940.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,592.24 : 174,538.52 = 81,190.12 : x
  2. Step 2: Convert to fraction form
    126,592.24/174,538.52 = 81,190.12/x
  3. Step 3: Cross multiply
    126,592.24x = 174,538.52 × 81,190.12
  4. Step 4: Simplify right side
    126,592.24x = 14,170,803,383.42
  5. Step 5: Solve for x
    x = 14,170,803,383.42/126,592.24
  6. Step 6: Final answer
    x = 111,940.54

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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.