Home / 227,216.88-313,612.68-141,240.72

Finding the Fourth Proportional to 227,216.88, 313,612.68 and 141,240.72

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Solution

The fourth proportional to 227,216.88, 313,612.68 and 141,240.72 is: 194,945.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,216.88 : 313,612.68 = 141,240.72 : x
  2. Step 2: Convert to fraction form
    227,216.88/313,612.68 = 141,240.72/x
  3. Step 3: Cross multiply
    227,216.88x = 313,612.68 × 141,240.72
  4. Step 4: Simplify right side
    227,216.88x = 44,294,880,724.33
  5. Step 5: Solve for x
    x = 44,294,880,724.33/227,216.88
  6. Step 6: Final answer
    x = 194,945.38

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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.