Home / 110,969.12-166,306.80-58,270.88

Finding the Fourth Proportional to 110,969.12, 166,306.80 and 58,270.88

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Solution

The fourth proportional to 110,969.12, 166,306.80 and 58,270.88 is: 87,329.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,969.12 : 166,306.80 = 58,270.88 : x
  2. Step 2: Convert to fraction form
    110,969.12/166,306.80 = 58,270.88/x
  3. Step 3: Cross multiply
    110,969.12x = 166,306.80 × 58,270.88
  4. Step 4: Simplify right side
    110,969.12x = 9,690,843,585.98
  5. Step 5: Solve for x
    x = 9,690,843,585.98/110,969.12
  6. Step 6: Final answer
    x = 87,329.19

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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.