Home / 432,722.82-649,086.66-117,182.46

Finding the Fourth Proportional to 432,722.82, 649,086.66 and 117,182.46

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Solution

The fourth proportional to 432,722.82, 649,086.66 and 117,182.46 is: 175,774.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,722.82 : 649,086.66 = 117,182.46 : x
  2. Step 2: Convert to fraction form
    432,722.82/649,086.66 = 117,182.46/x
  3. Step 3: Cross multiply
    432,722.82x = 649,086.66 × 117,182.46
  4. Step 4: Simplify right side
    432,722.82x = 76,061,571,571.98
  5. Step 5: Solve for x
    x = 76,061,571,571.98/432,722.82
  6. Step 6: Final answer
    x = 175,774.35

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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.