Home / 81,525.56-122,288.50-22,362.04

Finding the Fourth Proportional to 81,525.56, 122,288.50 and 22,362.04

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Solution

The fourth proportional to 81,525.56, 122,288.50 and 22,362.04 is: 33,543.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,525.56 : 122,288.50 = 22,362.04 : x
  2. Step 2: Convert to fraction form
    81,525.56/122,288.50 = 22,362.04/x
  3. Step 3: Cross multiply
    81,525.56x = 122,288.50 × 22,362.04
  4. Step 4: Simplify right side
    81,525.56x = 2,734,620,328.54
  5. Step 5: Solve for x
    x = 2,734,620,328.54/81,525.56
  6. Step 6: Final answer
    x = 33,543.10

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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.