Home / 51,449.60-77,125.12-16,369.92

Finding the Fourth Proportional to 51,449.60, 77,125.12 and 16,369.92

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Solution

The fourth proportional to 51,449.60, 77,125.12 and 16,369.92 is: 24,539.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,449.60 : 77,125.12 = 16,369.92 : x
  2. Step 2: Convert to fraction form
    51,449.60/77,125.12 = 16,369.92/x
  3. Step 3: Cross multiply
    51,449.60x = 77,125.12 × 16,369.92
  4. Step 4: Simplify right side
    51,449.60x = 1,262,532,044.39
  5. Step 5: Solve for x
    x = 1,262,532,044.39/51,449.60
  6. Step 6: Final answer
    x = 24,539.20

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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.