Home / 50,497.50-69,687.99-28,142.94

Finding the Fourth Proportional to 50,497.50, 69,687.99 and 28,142.94

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Solution

The fourth proportional to 50,497.50, 69,687.99 and 28,142.94 is: 38,838.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,497.50 : 69,687.99 = 28,142.94 : x
  2. Step 2: Convert to fraction form
    50,497.50/69,687.99 = 28,142.94/x
  3. Step 3: Cross multiply
    50,497.50x = 69,687.99 × 28,142.94
  4. Step 4: Simplify right side
    50,497.50x = 1,961,224,921.29
  5. Step 5: Solve for x
    x = 1,961,224,921.29/50,497.50
  6. Step 6: Final answer
    x = 38,838.06

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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.