Home / 54,539.75-75,234.10-32,730.44

Finding the Fourth Proportional to 54,539.75, 75,234.10 and 32,730.44

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Solution

The fourth proportional to 54,539.75, 75,234.10 and 32,730.44 is: 45,149.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,539.75 : 75,234.10 = 32,730.44 : x
  2. Step 2: Convert to fraction form
    54,539.75/75,234.10 = 32,730.44/x
  3. Step 3: Cross multiply
    54,539.75x = 75,234.10 × 32,730.44
  4. Step 4: Simplify right side
    54,539.75x = 2,462,445,478.59
  5. Step 5: Solve for x
    x = 2,462,445,478.59/54,539.75
  6. Step 6: Final answer
    x = 45,149.56

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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.