Home / 69,439.86-95,832.90-39,230.73

Finding the Fourth Proportional to 69,439.86, 95,832.90 and 39,230.73

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Solution

The fourth proportional to 69,439.86, 95,832.90 and 39,230.73 is: 54,141.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,439.86 : 95,832.90 = 39,230.73 : x
  2. Step 2: Convert to fraction form
    69,439.86/95,832.90 = 39,230.73/x
  3. Step 3: Cross multiply
    69,439.86x = 95,832.90 × 39,230.73
  4. Step 4: Simplify right side
    69,439.86x = 3,759,594,625.02
  5. Step 5: Solve for x
    x = 3,759,594,625.02/69,439.86
  6. Step 6: Final answer
    x = 54,141.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.