Home / 81,598.08-122,395.32-33,556.56

Finding the Fourth Proportional to 81,598.08, 122,395.32 and 33,556.56

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Solution

The fourth proportional to 81,598.08, 122,395.32 and 33,556.56 is: 50,334.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,598.08 : 122,395.32 = 33,556.56 : x
  2. Step 2: Convert to fraction form
    81,598.08/122,395.32 = 33,556.56/x
  3. Step 3: Cross multiply
    81,598.08x = 122,395.32 × 33,556.56
  4. Step 4: Simplify right side
    81,598.08x = 4,107,165,899.30
  5. Step 5: Solve for x
    x = 4,107,165,899.30/81,598.08
  6. Step 6: Final answer
    x = 50,334.10

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1.5x scale

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.