Home / 48,723.94-73,090.55-13,663.50

Finding the Fourth Proportional to 48,723.94, 73,090.55 and 13,663.50

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Solution

The fourth proportional to 48,723.94, 73,090.55 and 13,663.50 is: 20,496.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,723.94 : 73,090.55 = 13,663.50 : x
  2. Step 2: Convert to fraction form
    48,723.94/73,090.55 = 13,663.50/x
  3. Step 3: Cross multiply
    48,723.94x = 73,090.55 × 13,663.50
  4. Step 4: Simplify right side
    48,723.94x = 998,672,729.93
  5. Step 5: Solve for x
    x = 998,672,729.93/48,723.94
  6. Step 6: Final answer
    x = 20,496.55

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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.