Home / 50,909.64-76,346.16-17,620.68

Finding the Fourth Proportional to 50,909.64, 76,346.16 and 17,620.68

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Solution

The fourth proportional to 50,909.64, 76,346.16 and 17,620.68 is: 26,424.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,909.64 : 76,346.16 = 17,620.68 : x
  2. Step 2: Convert to fraction form
    50,909.64/76,346.16 = 17,620.68/x
  3. Step 3: Cross multiply
    50,909.64x = 76,346.16 × 17,620.68
  4. Step 4: Simplify right side
    50,909.64x = 1,345,271,254.59
  5. Step 5: Solve for x
    x = 1,345,271,254.59/50,909.64
  6. Step 6: Final answer
    x = 26,424.69

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.