Home / 69,169.04-103,785.96-34,089.56

Finding the Fourth Proportional to 69,169.04, 103,785.96 and 34,089.56

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Solution

The fourth proportional to 69,169.04, 103,785.96 and 34,089.56 is: 51,150.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,169.04 : 103,785.96 = 34,089.56 : x
  2. Step 2: Convert to fraction form
    69,169.04/103,785.96 = 34,089.56/x
  3. Step 3: Cross multiply
    69,169.04x = 103,785.96 × 34,089.56
  4. Step 4: Simplify right side
    69,169.04x = 3,538,017,710.58
  5. Step 5: Solve for x
    x = 3,538,017,710.58/69,169.04
  6. Step 6: Final answer
    x = 51,150.31

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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.