Home / 132,466.50-198,651.15-43,693.74

Finding the Fourth Proportional to 132,466.50, 198,651.15 and 43,693.74

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Solution

The fourth proportional to 132,466.50, 198,651.15 and 43,693.74 is: 65,524.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,466.50 : 198,651.15 = 43,693.74 : x
  2. Step 2: Convert to fraction form
    132,466.50/198,651.15 = 43,693.74/x
  3. Step 3: Cross multiply
    132,466.50x = 198,651.15 × 43,693.74
  4. Step 4: Simplify right side
    132,466.50x = 8,679,811,698.80
  5. Step 5: Solve for x
    x = 8,679,811,698.80/132,466.50
  6. Step 6: Final answer
    x = 65,524.58

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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.