Home / 51,417.22-77,109.32-16,348.68

Finding the Fourth Proportional to 51,417.22, 77,109.32 and 16,348.68

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Solution

The fourth proportional to 51,417.22, 77,109.32 and 16,348.68 is: 24,517.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,417.22 : 77,109.32 = 16,348.68 : x
  2. Step 2: Convert to fraction form
    51,417.22/77,109.32 = 16,348.68/x
  3. Step 3: Cross multiply
    51,417.22x = 77,109.32 × 16,348.68
  4. Step 4: Simplify right side
    51,417.22x = 1,260,635,597.70
  5. Step 5: Solve for x
    x = 1,260,635,597.70/51,417.22
  6. Step 6: Final answer
    x = 24,517.77

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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.