Home / 48,241.73-72,365.43-18,659.72

Finding the Fourth Proportional to 48,241.73, 72,365.43 and 18,659.72

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Solution

The fourth proportional to 48,241.73, 72,365.43 and 18,659.72 is: 27,990.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,241.73 : 72,365.43 = 18,659.72 : x
  2. Step 2: Convert to fraction form
    48,241.73/72,365.43 = 18,659.72/x
  3. Step 3: Cross multiply
    48,241.73x = 72,365.43 × 18,659.72
  4. Step 4: Simplify right side
    48,241.73x = 1,350,318,299.65
  5. Step 5: Solve for x
    x = 1,350,318,299.65/48,241.73
  6. Step 6: Final answer
    x = 27,990.67

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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.