Home / 196,260.70-294,194.20-91,153.48

Finding the Fourth Proportional to 196,260.70, 294,194.20 and 91,153.48

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Solution

The fourth proportional to 196,260.70, 294,194.20 and 91,153.48 is: 136,638.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,260.70 : 294,194.20 = 91,153.48 : x
  2. Step 2: Convert to fraction form
    196,260.70/294,194.20 = 91,153.48/x
  3. Step 3: Cross multiply
    196,260.70x = 294,194.20 × 91,153.48
  4. Step 4: Simplify right side
    196,260.70x = 26,816,825,125.82
  5. Step 5: Solve for x
    x = 26,816,825,125.82/196,260.70
  6. Step 6: Final answer
    x = 136,638.79

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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.