Home / 132,152.21-198,250.18-43,385.98

Finding the Fourth Proportional to 132,152.21, 198,250.18 and 43,385.98

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Solution

The fourth proportional to 132,152.21, 198,250.18 and 43,385.98 is: 65,086.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,152.21 : 198,250.18 = 43,385.98 : x
  2. Step 2: Convert to fraction form
    132,152.21/198,250.18 = 43,385.98/x
  3. Step 3: Cross multiply
    132,152.21x = 198,250.18 × 43,385.98
  4. Step 4: Simplify right side
    132,152.21x = 8,601,278,356.15
  5. Step 5: Solve for x
    x = 8,601,278,356.15/132,152.21
  6. Step 6: Final answer
    x = 65,086.15

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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.