Home / 101,481.08-152,281.73-56,540.05

Finding the Fourth Proportional to 101,481.08, 152,281.73 and 56,540.05

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Solution

The fourth proportional to 101,481.08, 152,281.73 and 56,540.05 is: 84,843.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,481.08 : 152,281.73 = 56,540.05 : x
  2. Step 2: Convert to fraction form
    101,481.08/152,281.73 = 56,540.05/x
  3. Step 3: Cross multiply
    101,481.08x = 152,281.73 × 56,540.05
  4. Step 4: Simplify right side
    101,481.08x = 8,610,016,388.93
  5. Step 5: Solve for x
    x = 8,610,016,388.93/101,481.08
  6. Step 6: Final answer
    x = 84,843.57

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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.