Home / 69,731.08-104,596.62-28,207.24

Finding the Fourth Proportional to 69,731.08, 104,596.62 and 28,207.24

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Solution

The fourth proportional to 69,731.08, 104,596.62 and 28,207.24 is: 42,310.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,731.08 : 104,596.62 = 28,207.24 : x
  2. Step 2: Convert to fraction form
    69,731.08/104,596.62 = 28,207.24/x
  3. Step 3: Cross multiply
    69,731.08x = 104,596.62 × 28,207.24
  4. Step 4: Simplify right side
    69,731.08x = 2,950,381,963.53
  5. Step 5: Solve for x
    x = 2,950,381,963.53/69,731.08
  6. Step 6: Final answer
    x = 42,310.86

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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.