Home / 56,912.52-85,299.66-40,277.40

Finding the Fourth Proportional to 56,912.52, 85,299.66 and 40,277.40

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Solution

The fourth proportional to 56,912.52, 85,299.66 and 40,277.40 is: 60,367.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,912.52 : 85,299.66 = 40,277.40 : x
  2. Step 2: Convert to fraction form
    56,912.52/85,299.66 = 40,277.40/x
  3. Step 3: Cross multiply
    56,912.52x = 85,299.66 × 40,277.40
  4. Step 4: Simplify right side
    56,912.52x = 3,435,648,525.68
  5. Step 5: Solve for x
    x = 3,435,648,525.68/56,912.52
  6. Step 6: Final answer
    x = 60,367.18

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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.