Home / 131,934.84-197,930.01-43,181.46

Finding the Fourth Proportional to 131,934.84, 197,930.01 and 43,181.46

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Solution

The fourth proportional to 131,934.84, 197,930.01 and 43,181.46 is: 64,781.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,934.84 : 197,930.01 = 43,181.46 : x
  2. Step 2: Convert to fraction form
    131,934.84/197,930.01 = 43,181.46/x
  3. Step 3: Cross multiply
    131,934.84x = 197,930.01 × 43,181.46
  4. Step 4: Simplify right side
    131,934.84x = 8,546,906,809.61
  5. Step 5: Solve for x
    x = 8,546,906,809.61/131,934.84
  6. Step 6: Final answer
    x = 64,781.27

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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.