Home / 45,633.32-68,403.52-30,843.74

Finding the Fourth Proportional to 45,633.32, 68,403.52 and 30,843.74

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Solution

The fourth proportional to 45,633.32, 68,403.52 and 30,843.74 is: 46,234.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,633.32 : 68,403.52 = 30,843.74 : x
  2. Step 2: Convert to fraction form
    45,633.32/68,403.52 = 30,843.74/x
  3. Step 3: Cross multiply
    45,633.32x = 68,403.52 × 30,843.74
  4. Step 4: Simplify right side
    45,633.32x = 2,109,820,385.96
  5. Step 5: Solve for x
    x = 2,109,820,385.96/45,633.32
  6. Step 6: Final answer
    x = 46,234.21

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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.