Home / 48,056.68-72,059.10-18,481.96

Finding the Fourth Proportional to 48,056.68, 72,059.10 and 18,481.96

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Solution

The fourth proportional to 48,056.68, 72,059.10 and 18,481.96 is: 27,712.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,056.68 : 72,059.10 = 18,481.96 : x
  2. Step 2: Convert to fraction form
    48,056.68/72,059.10 = 18,481.96/x
  3. Step 3: Cross multiply
    48,056.68x = 72,059.10 × 18,481.96
  4. Step 4: Simplify right side
    48,056.68x = 1,331,793,403.84
  5. Step 5: Solve for x
    x = 1,331,793,403.84/48,056.68
  6. Step 6: Final answer
    x = 27,712.97

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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.