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Finding the Fourth Proportional to 50,950.68, 76,435.02 and 15,881.64

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Solution

The fourth proportional to 50,950.68, 76,435.02 and 15,881.64 is: 23,825.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,950.68 : 76,435.02 = 15,881.64 : x
  2. Step 2: Convert to fraction form
    50,950.68/76,435.02 = 15,881.64/x
  3. Step 3: Cross multiply
    50,950.68x = 76,435.02 × 15,881.64
  4. Step 4: Simplify right side
    50,950.68x = 1,213,913,471.03
  5. Step 5: Solve for x
    x = 1,213,913,471.03/50,950.68
  6. Step 6: Final answer
    x = 23,825.27

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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.