Home / 39,912.78-59,517.05-37,950.60

Finding the Fourth Proportional to 39,912.78, 59,517.05 and 37,950.60

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Solution

The fourth proportional to 39,912.78, 59,517.05 and 37,950.60 is: 56,591.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,912.78 : 59,517.05 = 37,950.60 : x
  2. Step 2: Convert to fraction form
    39,912.78/59,517.05 = 37,950.60/x
  3. Step 3: Cross multiply
    39,912.78x = 59,517.05 × 37,950.60
  4. Step 4: Simplify right side
    39,912.78x = 2,258,707,567.98
  5. Step 5: Solve for x
    x = 2,258,707,567.98/39,912.78
  6. Step 6: Final answer
    x = 56,591.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.