Home / 48,964.70-73,459.20-13,904.30

Finding the Fourth Proportional to 48,964.70, 73,459.20 and 13,904.30

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Solution

The fourth proportional to 48,964.70, 73,459.20 and 13,904.30 is: 20,859.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,964.70 : 73,459.20 = 13,904.30 : x
  2. Step 2: Convert to fraction form
    48,964.70/73,459.20 = 13,904.30/x
  3. Step 3: Cross multiply
    48,964.70x = 73,459.20 × 13,904.30
  4. Step 4: Simplify right side
    48,964.70x = 1,021,398,754.56
  5. Step 5: Solve for x
    x = 1,021,398,754.56/48,964.70
  6. Step 6: Final answer
    x = 20,859.90

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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.