Home / 126,216.38-174,181.89-68,856.63

Finding the Fourth Proportional to 126,216.38, 174,181.89 and 68,856.63

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Solution

The fourth proportional to 126,216.38, 174,181.89 and 68,856.63 is: 95,023.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,216.38 : 174,181.89 = 68,856.63 : x
  2. Step 2: Convert to fraction form
    126,216.38/174,181.89 = 68,856.63/x
  3. Step 3: Cross multiply
    126,216.38x = 174,181.89 × 68,856.63
  4. Step 4: Simplify right side
    126,216.38x = 11,993,577,952.43
  5. Step 5: Solve for x
    x = 11,993,577,952.43/126,216.38
  6. Step 6: Final answer
    x = 95,023.95

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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.