Home / 49,268.50-67,990.62-26,912.50

Finding the Fourth Proportional to 49,268.50, 67,990.62 and 26,912.50

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Solution

The fourth proportional to 49,268.50, 67,990.62 and 26,912.50 is: 37,139.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,268.50 : 67,990.62 = 26,912.50 : x
  2. Step 2: Convert to fraction form
    49,268.50/67,990.62 = 26,912.50/x
  3. Step 3: Cross multiply
    49,268.50x = 67,990.62 × 26,912.50
  4. Step 4: Simplify right side
    49,268.50x = 1,829,797,560.75
  5. Step 5: Solve for x
    x = 1,829,797,560.75/49,268.50
  6. Step 6: Final answer
    x = 37,139.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.