Home / 40,498.11-60,740.24-10,909.03

Finding the Fourth Proportional to 40,498.11, 60,740.24 and 10,909.03

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Solution

The fourth proportional to 40,498.11, 60,740.24 and 10,909.03 is: 16,361.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,498.11 : 60,740.24 = 10,909.03 : x
  2. Step 2: Convert to fraction form
    40,498.11/60,740.24 = 10,909.03/x
  3. Step 3: Cross multiply
    40,498.11x = 60,740.24 × 10,909.03
  4. Step 4: Simplify right side
    40,498.11x = 662,616,939.30
  5. Step 5: Solve for x
    x = 662,616,939.30/40,498.11
  6. Step 6: Final answer
    x = 16,361.67

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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.