Home / 221,677.05-332,564.23-71,932.46

Finding the Fourth Proportional to 221,677.05, 332,564.23 and 71,932.46

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Solution

The fourth proportional to 221,677.05, 332,564.23 and 71,932.46 is: 107,914.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,677.05 : 332,564.23 = 71,932.46 : x
  2. Step 2: Convert to fraction form
    221,677.05/332,564.23 = 71,932.46/x
  3. Step 3: Cross multiply
    221,677.05x = 332,564.23 × 71,932.46
  4. Step 4: Simplify right side
    221,677.05x = 23,922,161,599.00
  5. Step 5: Solve for x
    x = 23,922,161,599.00/221,677.05
  6. Step 6: Final answer
    x = 107,914.47

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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.