Home / 132,068.45-182,052.23-80,986.46

Finding the Fourth Proportional to 132,068.45, 182,052.23 and 80,986.46

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Solution

The fourth proportional to 132,068.45, 182,052.23 and 80,986.46 is: 111,637.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,068.45 : 182,052.23 = 80,986.46 : x
  2. Step 2: Convert to fraction form
    132,068.45/182,052.23 = 80,986.46/x
  3. Step 3: Cross multiply
    132,068.45x = 182,052.23 × 80,986.46
  4. Step 4: Simplify right side
    132,068.45x = 14,743,765,522.96
  5. Step 5: Solve for x
    x = 14,743,765,522.96/132,068.45
  6. Step 6: Final answer
    x = 111,637.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.