Home / 48,723.70-73,085.55-13,669.30

Finding the Fourth Proportional to 48,723.70, 73,085.55 and 13,669.30

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Solution

The fourth proportional to 48,723.70, 73,085.55 and 13,669.30 is: 20,503.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,723.70 : 73,085.55 = 13,669.30 : x
  2. Step 2: Convert to fraction form
    48,723.70/73,085.55 = 13,669.30/x
  3. Step 3: Cross multiply
    48,723.70x = 73,085.55 × 13,669.30
  4. Step 4: Simplify right side
    48,723.70x = 999,028,308.62
  5. Step 5: Solve for x
    x = 999,028,308.62/48,723.70
  6. Step 6: Final answer
    x = 20,503.95

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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.