Home / 40,212.83-60,309.53-16,856.75

Finding the Fourth Proportional to 40,212.83, 60,309.53 and 16,856.75

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Solution

The fourth proportional to 40,212.83, 60,309.53 and 16,856.75 is: 25,281.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,212.83 : 60,309.53 = 16,856.75 : x
  2. Step 2: Convert to fraction form
    40,212.83/60,309.53 = 16,856.75/x
  3. Step 3: Cross multiply
    40,212.83x = 60,309.53 × 16,856.75
  4. Step 4: Simplify right side
    40,212.83x = 1,016,622,585.54
  5. Step 5: Solve for x
    x = 1,016,622,585.54/40,212.83
  6. Step 6: Final answer
    x = 25,281.05

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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.