Home / 351,110.34-526,540.95-126,410.43

Finding the Fourth Proportional to 351,110.34, 526,540.95 and 126,410.43

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Solution

The fourth proportional to 351,110.34, 526,540.95 and 126,410.43 is: 189,570.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,110.34 : 526,540.95 = 126,410.43 : x
  2. Step 2: Convert to fraction form
    351,110.34/526,540.95 = 126,410.43/x
  3. Step 3: Cross multiply
    351,110.34x = 526,540.95 × 126,410.43
  4. Step 4: Simplify right side
    351,110.34x = 66,560,267,902.11
  5. Step 5: Solve for x
    x = 66,560,267,902.11/351,110.34
  6. Step 6: Final answer
    x = 189,570.80

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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.