Home / 160,939.56-221,942.30-96,398.49

Finding the Fourth Proportional to 160,939.56, 221,942.30 and 96,398.49

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Solution

The fourth proportional to 160,939.56, 221,942.30 and 96,398.49 is: 132,937.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,939.56 : 221,942.30 = 96,398.49 : x
  2. Step 2: Convert to fraction form
    160,939.56/221,942.30 = 96,398.49/x
  3. Step 3: Cross multiply
    160,939.56x = 221,942.30 × 96,398.49
  4. Step 4: Simplify right side
    160,939.56x = 21,394,901,477.42
  5. Step 5: Solve for x
    x = 21,394,901,477.42/160,939.56
  6. Step 6: Final answer
    x = 132,937.50

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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.