Home / 60,274.68-90,410.82-18,721.56

Finding the Fourth Proportional to 60,274.68, 90,410.82 and 18,721.56

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Solution

The fourth proportional to 60,274.68, 90,410.82 and 18,721.56 is: 28,081.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,274.68 : 90,410.82 = 18,721.56 : x
  2. Step 2: Convert to fraction form
    60,274.68/90,410.82 = 18,721.56/x
  3. Step 3: Cross multiply
    60,274.68x = 90,410.82 × 18,721.56
  4. Step 4: Simplify right side
    60,274.68x = 1,692,631,591.28
  5. Step 5: Solve for x
    x = 1,692,631,591.28/60,274.68
  6. Step 6: Final answer
    x = 28,081.97

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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.