Home / 185,563.72-278,355.66-52,454.44

Finding the Fourth Proportional to 185,563.72, 278,355.66 and 52,454.44

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Solution

The fourth proportional to 185,563.72, 278,355.66 and 52,454.44 is: 78,684.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,563.72 : 278,355.66 = 52,454.44 : x
  2. Step 2: Convert to fraction form
    185,563.72/278,355.66 = 52,454.44/x
  3. Step 3: Cross multiply
    185,563.72x = 278,355.66 × 52,454.44
  4. Step 4: Simplify right side
    185,563.72x = 14,600,990,266.13
  5. Step 5: Solve for x
    x = 14,600,990,266.13/185,563.72
  6. Step 6: Final answer
    x = 78,684.51

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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.