Home / 52,481.75-72,422.20-29,817.75

Finding the Fourth Proportional to 52,481.75, 72,422.20 and 29,817.75

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Solution

The fourth proportional to 52,481.75, 72,422.20 and 29,817.75 is: 41,147.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,481.75 : 72,422.20 = 29,817.75 : x
  2. Step 2: Convert to fraction form
    52,481.75/72,422.20 = 29,817.75/x
  3. Step 3: Cross multiply
    52,481.75x = 72,422.20 × 29,817.75
  4. Step 4: Simplify right side
    52,481.75x = 2,159,467,054.05
  5. Step 5: Solve for x
    x = 2,159,467,054.05/52,481.75
  6. Step 6: Final answer
    x = 41,147.01

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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.