Home / 40,481.13-60,703.86-18,293.61

Finding the Fourth Proportional to 40,481.13, 60,703.86 and 18,293.61

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Solution

The fourth proportional to 40,481.13, 60,703.86 and 18,293.61 is: 27,432.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,481.13 : 60,703.86 = 18,293.61 : x
  2. Step 2: Convert to fraction form
    40,481.13/60,703.86 = 18,293.61/x
  3. Step 3: Cross multiply
    40,481.13x = 60,703.86 × 18,293.61
  4. Step 4: Simplify right side
    40,481.13x = 1,110,492,740.33
  5. Step 5: Solve for x
    x = 1,110,492,740.33/40,481.13
  6. Step 6: Final answer
    x = 27,432.36

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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.