Home / 221,766.74-332,256.03-126,993.14

Finding the Fourth Proportional to 221,766.74, 332,256.03 and 126,993.14

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Solution

The fourth proportional to 221,766.74, 332,256.03 and 126,993.14 is: 190,264.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,766.74 : 332,256.03 = 126,993.14 : x
  2. Step 2: Convert to fraction form
    221,766.74/332,256.03 = 126,993.14/x
  3. Step 3: Cross multiply
    221,766.74x = 332,256.03 × 126,993.14
  4. Step 4: Simplify right side
    221,766.74x = 42,194,236,533.63
  5. Step 5: Solve for x
    x = 42,194,236,533.63/221,766.74
  6. Step 6: Final answer
    x = 190,264.04

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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.