Home / 116,517.07-174,654.41-79,080.20

Finding the Fourth Proportional to 116,517.07, 174,654.41 and 79,080.20

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Solution

The fourth proportional to 116,517.07, 174,654.41 and 79,080.20 is: 118,538.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,517.07 : 174,654.41 = 79,080.20 : x
  2. Step 2: Convert to fraction form
    116,517.07/174,654.41 = 79,080.20/x
  3. Step 3: Cross multiply
    116,517.07x = 174,654.41 × 79,080.20
  4. Step 4: Simplify right side
    116,517.07x = 13,811,704,405.01
  5. Step 5: Solve for x
    x = 13,811,704,405.01/116,517.07
  6. Step 6: Final answer
    x = 118,538.04

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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.