Home / 69,727.08-104,590.62-28,203.24

Finding the Fourth Proportional to 69,727.08, 104,590.62 and 28,203.24

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Solution

The fourth proportional to 69,727.08, 104,590.62 and 28,203.24 is: 42,304.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,727.08 : 104,590.62 = 28,203.24 : x
  2. Step 2: Convert to fraction form
    69,727.08/104,590.62 = 28,203.24/x
  3. Step 3: Cross multiply
    69,727.08x = 104,590.62 × 28,203.24
  4. Step 4: Simplify right side
    69,727.08x = 2,949,794,357.61
  5. Step 5: Solve for x
    x = 2,949,794,357.61/69,727.08
  6. Step 6: Final answer
    x = 42,304.86

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1.5x scale

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.