Home / 185,895.30-278,843.88-45,653.94

Finding the Fourth Proportional to 185,895.30, 278,843.88 and 45,653.94

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Solution

The fourth proportional to 185,895.30, 278,843.88 and 45,653.94 is: 68,481.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,895.30 : 278,843.88 = 45,653.94 : x
  2. Step 2: Convert to fraction form
    185,895.30/278,843.88 = 45,653.94/x
  3. Step 3: Cross multiply
    185,895.30x = 278,843.88 × 45,653.94
  4. Step 4: Simplify right side
    185,895.30x = 12,730,321,766.89
  5. Step 5: Solve for x
    x = 12,730,321,766.89/185,895.30
  6. Step 6: Final answer
    x = 68,481.14

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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.