Home / 50,115.16-75,181.43-16,838.47

Finding the Fourth Proportional to 50,115.16, 75,181.43 and 16,838.47

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Solution

The fourth proportional to 50,115.16, 75,181.43 and 16,838.47 is: 25,260.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,115.16 : 75,181.43 = 16,838.47 : x
  2. Step 2: Convert to fraction form
    50,115.16/75,181.43 = 16,838.47/x
  3. Step 3: Cross multiply
    50,115.16x = 75,181.43 × 16,838.47
  4. Step 4: Simplify right side
    50,115.16x = 1,265,940,169.42
  5. Step 5: Solve for x
    x = 1,265,940,169.42/50,115.16
  6. Step 6: Final answer
    x = 25,260.62

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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.