Home / 54,610.11-81,929.48-17,168.67

Finding the Fourth Proportional to 54,610.11, 81,929.48 and 17,168.67

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Solution

The fourth proportional to 54,610.11, 81,929.48 and 17,168.67 is: 25,757.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,610.11 : 81,929.48 = 17,168.67 : x
  2. Step 2: Convert to fraction form
    54,610.11/81,929.48 = 17,168.67/x
  3. Step 3: Cross multiply
    54,610.11x = 81,929.48 × 17,168.67
  4. Step 4: Simplify right side
    54,610.11x = 1,406,620,119.55
  5. Step 5: Solve for x
    x = 1,406,620,119.55/54,610.11
  6. Step 6: Final answer
    x = 25,757.50

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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.