Home / 234,423.75-323,504.45-126,994.22

Finding the Fourth Proportional to 234,423.75, 323,504.45 and 126,994.22

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Solution

The fourth proportional to 234,423.75, 323,504.45 and 126,994.22 is: 175,251.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,423.75 : 323,504.45 = 126,994.22 : x
  2. Step 2: Convert to fraction form
    234,423.75/323,504.45 = 126,994.22/x
  3. Step 3: Cross multiply
    234,423.75x = 323,504.45 × 126,994.22
  4. Step 4: Simplify right side
    234,423.75x = 41,083,193,676.76
  5. Step 5: Solve for x
    x = 41,083,193,676.76/234,423.75
  6. Step 6: Final answer
    x = 175,251.84

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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.