Home / 132,483.74-198,734.85-43,799.67

Finding the Fourth Proportional to 132,483.74, 198,734.85 and 43,799.67

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Solution

The fourth proportional to 132,483.74, 198,734.85 and 43,799.67 is: 65,702.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,483.74 : 198,734.85 = 43,799.67 : x
  2. Step 2: Convert to fraction form
    132,483.74/198,734.85 = 43,799.67/x
  3. Step 3: Cross multiply
    132,483.74x = 198,734.85 × 43,799.67
  4. Step 4: Simplify right side
    132,483.74x = 8,704,520,847.50
  5. Step 5: Solve for x
    x = 8,704,520,847.50/132,483.74
  6. Step 6: Final answer
    x = 65,702.56

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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.