Home / 132,956.21-198,966.23-83,059.80

Finding the Fourth Proportional to 132,956.21, 198,966.23 and 83,059.80

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Solution

The fourth proportional to 132,956.21, 198,966.23 and 83,059.80 is: 124,297.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,956.21 : 198,966.23 = 83,059.80 : x
  2. Step 2: Convert to fraction form
    132,956.21/198,966.23 = 83,059.80/x
  3. Step 3: Cross multiply
    132,956.21x = 198,966.23 × 83,059.80
  4. Step 4: Simplify right side
    132,956.21x = 16,526,094,855.26
  5. Step 5: Solve for x
    x = 16,526,094,855.26/132,956.21
  6. Step 6: Final answer
    x = 124,297.28

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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.