Home / 165,729.12-248,622.90-60,694.80

Finding the Fourth Proportional to 165,729.12, 248,622.90 and 60,694.80

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Solution

The fourth proportional to 165,729.12, 248,622.90 and 60,694.80 is: 91,052.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,729.12 : 248,622.90 = 60,694.80 : x
  2. Step 2: Convert to fraction form
    165,729.12/248,622.90 = 60,694.80/x
  3. Step 3: Cross multiply
    165,729.12x = 248,622.90 × 60,694.80
  4. Step 4: Simplify right side
    165,729.12x = 15,090,117,190.92
  5. Step 5: Solve for x
    x = 15,090,117,190.92/165,729.12
  6. Step 6: Final answer
    x = 91,052.90

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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.