Home / 45,274.39-67,912.43-15,693.19

Finding the Fourth Proportional to 45,274.39, 67,912.43 and 15,693.19

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Solution

The fourth proportional to 45,274.39, 67,912.43 and 15,693.19 is: 23,540.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,274.39 : 67,912.43 = 15,693.19 : x
  2. Step 2: Convert to fraction form
    45,274.39/67,912.43 = 15,693.19/x
  3. Step 3: Cross multiply
    45,274.39x = 67,912.43 × 15,693.19
  4. Step 4: Simplify right side
    45,274.39x = 1,065,762,419.10
  5. Step 5: Solve for x
    x = 1,065,762,419.10/45,274.39
  6. Step 6: Final answer
    x = 23,540.07

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1.5x scale

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.